Finding the Third Proportional to 66,712.97 and 145,737.94
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Solution
The third proportional to 66,712.97 and 145,737.94 is: 318,372.08
Step by Step Solution
- Step 1: Write the proportion equation
66,712.97 : 145,737.94 = 145,737.94 : x - Step 2: Convert to fraction form
66,712.97/145,737.94 = 145,737.94/x - Step 3: Cross multiply
66,712.97x = 145,737.94 × 145,737.94 - Step 4: Simplify right side
66,712.97x = 21,239,546,426.75 - Step 5: Solve for x
x = 21,239,546,426.75/66,712.97 - Step 6: Final answer
x = 318,372.08
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.