Sarah hopes to be 5 feet tall by her next birthday. right now, she is 148 centimeters tall. about how many more centimeters does she need to grow before her next birthday to reach 5 feet? use the drop-down menus to explain how to solve the problem. the number of inches in 5 ft by 2.54 cm. there are about cm in 5 ft. then to find the number of centimeters that sarah still needs to grow. she needs to grow cm to reach 5 ft.