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Finding the Fourth Proportional to 95,351.99, 131,609.94 and 65,149.52

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Solution

The fourth proportional to 95,351.99, 131,609.94 and 65,149.52 is: 89,922.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,351.99 : 131,609.94 = 65,149.52 : x
  2. Step 2: Convert to fraction form
    95,351.99/131,609.94 = 65,149.52/x
  3. Step 3: Cross multiply
    95,351.99x = 131,609.94 × 65,149.52
  4. Step 4: Simplify right side
    95,351.99x = 8,574,324,747.25
  5. Step 5: Solve for x
    x = 8,574,324,747.25/95,351.99
  6. Step 6: Final answer
    x = 89,922.87

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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.