Finding the Third Proportional to 66,934.50 and 107,637.75
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Solution
The third proportional to 66,934.50 and 107,637.75 is: 173,092.88
Step by Step Solution
- Step 1: Write the proportion equation
66,934.50 : 107,637.75 = 107,637.75 : x - Step 2: Convert to fraction form
66,934.50/107,637.75 = 107,637.75/x - Step 3: Cross multiply
66,934.50x = 107,637.75 × 107,637.75 - Step 4: Simplify right side
66,934.50x = 11,585,885,225.06 - Step 5: Solve for x
x = 11,585,885,225.06/66,934.50 - Step 6: Final answer
x = 173,092.88
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.