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Finding the Third Proportional to 60,640.13 and 86,833.88

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Solution

The third proportional to 60,640.13 and 86,833.88 is: 124,342.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,640.13 : 86,833.88 = 86,833.88 : x
  2. Step 2: Convert to fraction form
    60,640.13/86,833.88 = 86,833.88/x
  3. Step 3: Cross multiply
    60,640.13x = 86,833.88 × 86,833.88
  4. Step 4: Simplify right side
    60,640.13x = 7,540,121,847.52
  5. Step 5: Solve for x
    x = 7,540,121,847.52/60,640.13
  6. Step 6: Final answer
    x = 124,342.12

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Why These Related Problems?

These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.