A 9 year old boy who stands 4 feet 8 inches tall should weigh between 85 pounds and 107 pounds. Obesity for this height begins at 133 pounds.
85 lbs.
130 Pounds
35-37 lbs
the weight he should weigh is 105 pounds
Probably 120 will be the best weight for your height.
150 pounds
90 pounds
85 pounds
About 95-100 lb.
4 ' 0 , 30 kg.
120-140 pounds
70ish