Step 1:

Use the conversion factor: 

1 pound (lb) = 0.453592 kilograms (kg). 
 

Step 2:

Multiply 164 lbs by 0.453592 to convert to kg:   \(164 \space \text { lbs} \times 0.453592 \space \text { kg/lb} \approx 74.389088 \space \text { kg} \) 
 

Step 3:

Round to two decimal places: 
\(74.39 \space \text { kg} \) 
 

Step 4:

Therefore, 164 lbs is approximately 74.39 kg.

Supplemental Knowledge:

Converting pounds (lbs) to kilograms (kg) involves using the conversion factor between these two units of weight. The conversion factor is:
\(1\text {  lb} ≈0.453592\text {  kg} \)

To convert pounds to kilograms, you multiply the number of pounds by this conversion factor.

Real-World Applications:

Understanding weight conversions is vitally important in many real-life circumstances, from travel across borders and needing to compare luggage weight limits in various measurement systems to following recipes from foreign cuisines that utilize various units of measurement. Also, as an athlete or fitness enthusiast who tracks progress over time, understanding accurate conversion of your weight measurements will enable a deeper insight into comparing metrics accurately.

Need assistance with more unit conversions or other math-related queries? UpStudy’s live tutor question bank and AI-powered problem-solving services, including a Length conversion calculator, provide detailed guidance and personalized help for all your academic needs. Whether it's for school projects, travel planning, or personal fitness goals, UpStudy has the tools and expertise to support you. Explore UpStudy today and make learning easier!