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Finding the Fourth Proportional to 79,930.16, 119,883.87 and 32,565.92

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Solution

The fourth proportional to 79,930.16, 119,883.87 and 32,565.92 is: 48,844.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,930.16 : 119,883.87 = 32,565.92 : x
  2. Step 2: Convert to fraction form
    79,930.16/119,883.87 = 32,565.92/x
  3. Step 3: Cross multiply
    79,930.16x = 119,883.87 × 32,565.92
  4. Step 4: Simplify right side
    79,930.16x = 3,904,128,519.71
  5. Step 5: Solve for x
    x = 3,904,128,519.71/79,930.16
  6. Step 6: Final answer
    x = 48,844.25

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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.