Finding the Third Proportional to 99,801.75 and 216,213.75
Calculator
Solution
The third proportional to 99,801.75 and 216,213.75 is: 468,412.48
Step by Step Solution
- Step 1: Write the proportion equation
99,801.75 : 216,213.75 = 216,213.75 : x - Step 2: Convert to fraction form
99,801.75/216,213.75 = 216,213.75/x - Step 3: Cross multiply
99,801.75x = 216,213.75 × 216,213.75 - Step 4: Simplify right side
99,801.75x = 46,748,385,689.06 - Step 5: Solve for x
x = 46,748,385,689.06/99,801.75 - Step 6: Final answer
x = 468,412.48
Related Problems
Find third proportional to 49,900.88 and 108,106.88
Half scale
Find third proportional to 199,603.50 and 432,427.50
Double scale
Find third proportional to 99,804 and 216,218
Similar ratio
Find third proportional to 149,702.63 and 324,320.63
1.5x scale
Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.