Finding the Third Proportional to 129,160.13 and 273,685.50
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Solution
The third proportional to 129,160.13 and 273,685.50 is: 579,929.39
Step by Step Solution
- Step 1: Write the proportion equation
129,160.13 : 273,685.50 = 273,685.50 : x - Step 2: Convert to fraction form
129,160.13/273,685.50 = 273,685.50/x - Step 3: Cross multiply
129,160.13x = 273,685.50 × 273,685.50 - Step 4: Simplify right side
129,160.13x = 74,903,752,910.25 - Step 5: Solve for x
x = 74,903,752,910.25/129,160.13 - Step 6: Final answer
x = 579,929.39
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Why These Related Problems?
These problems maintain the same ratio (2.12) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.