For Women: The ideal weight for a woman who is exactly 5 feet tall is 100 pounds. For every additional inch above 5 feet, add five pounds. If you are shorter than 5 feet tall, subtract five pounds for every inch you measure below 5 feet.Next, determine whether you have a small, medium or large frame.f your wrist measures less than 6 inches, subtract 10 percent from your ideal weight. If your wrist measures more than 6 inches, add 10 percent to your ideal weight. For Men: The ideal weight for a man who is exactly 5 feet tall is 106 pounds.