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Finding the Fourth Proportional to 62,079.64, 93,134.10 and 17,707

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Solution

The fourth proportional to 62,079.64, 93,134.10 and 17,707 is: 26,564.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,079.64 : 93,134.10 = 17,707 : x
  2. Step 2: Convert to fraction form
    62,079.64/93,134.10 = 17,707/x
  3. Step 3: Cross multiply
    62,079.64x = 93,134.10 × 17,707
  4. Step 4: Simplify right side
    62,079.64x = 1,649,125,508.70
  5. Step 5: Solve for x
    x = 1,649,125,508.70/62,079.64
  6. Step 6: Final answer
    x = 26,564.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.