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Finding the Fourth Proportional to 62,508.91, 86,260.14 and 35,660.11

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Solution

The fourth proportional to 62,508.91, 86,260.14 and 35,660.11 is: 49,209.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,508.91 : 86,260.14 = 35,660.11 : x
  2. Step 2: Convert to fraction form
    62,508.91/86,260.14 = 35,660.11/x
  3. Step 3: Cross multiply
    62,508.91x = 86,260.14 × 35,660.11
  4. Step 4: Simplify right side
    62,508.91x = 3,076,046,081.02
  5. Step 5: Solve for x
    x = 3,076,046,081.02/62,508.91
  6. Step 6: Final answer
    x = 49,209.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.