Finding the Third Proportional to 57,242.75 and 84,207.75
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Solution
The third proportional to 57,242.75 and 84,207.75 is: 123,874.99
Step by Step Solution
- Step 1: Write the proportion equation
57,242.75 : 84,207.75 = 84,207.75 : x - Step 2: Convert to fraction form
57,242.75/84,207.75 = 84,207.75/x - Step 3: Cross multiply
57,242.75x = 84,207.75 × 84,207.75 - Step 4: Simplify right side
57,242.75x = 7,090,945,160.06 - Step 5: Solve for x
x = 7,090,945,160.06/57,242.75 - Step 6: Final answer
x = 123,874.99
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These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.