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Finding the Third Proportional to 60,729.75 and 123,859.13

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Solution

The third proportional to 60,729.75 and 123,859.13 is: 252,612.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,729.75 : 123,859.13 = 123,859.13 : x
  2. Step 2: Convert to fraction form
    60,729.75/123,859.13 = 123,859.13/x
  3. Step 3: Cross multiply
    60,729.75x = 123,859.13 × 123,859.13
  4. Step 4: Simplify right side
    60,729.75x = 15,341,082,845.77
  5. Step 5: Solve for x
    x = 15,341,082,845.77/60,729.75
  6. Step 6: Final answer
    x = 252,612.32

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Why These Related Problems?

These problems maintain the same ratio (2.04) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.