BMI for 45 kg at 155 cm tall
A person weighing 45 kg at 155 cm has a BMI of 18.7, classed as normal weight. Healthy weight range for this height: 44.4–59.8 kg.
BMI 18.7 — Normal weight
Advertisement
Ad space (in-content)
Full breakdown
| BMI | 18.7 |
| Category (WHO) | Normal weight |
| Healthy weight at 155 cm | 44.4 – 59.8 kg |
| Weight in pounds | 99.2 lb |
| Height in feet/inches | 5 ft 1.0 in |
Step-by-step working
- Convert height to metres: 155 cm ÷ 100 = 1.55 m
- Square the height: 1.55² = 2.4025 m²
- Divide weight by height²: 45 ÷ 2.4025 = 18.7
BMI = weight (kg) ÷ height (m)²
Try your own numbers with the BMI Calculator.