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Finding the Fourth Proportional to 95,079.92, 142,691.60 and 65,022.33

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Solution

The fourth proportional to 95,079.92, 142,691.60 and 65,022.33 is: 97,582.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,079.92 : 142,691.60 = 65,022.33 : x
  2. Step 2: Convert to fraction form
    95,079.92/142,691.60 = 65,022.33/x
  3. Step 3: Cross multiply
    95,079.92x = 142,691.60 × 65,022.33
  4. Step 4: Simplify right side
    95,079.92x = 9,278,140,465.98
  5. Step 5: Solve for x
    x = 9,278,140,465.98/95,079.92
  6. Step 6: Final answer
    x = 97,582.55

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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.