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Finding the Fourth Proportional to 96,491.52, 133,157.52 and 62,512.56

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Solution

The fourth proportional to 96,491.52, 133,157.52 and 62,512.56 is: 86,266.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,491.52 : 133,157.52 = 62,512.56 : x
  2. Step 2: Convert to fraction form
    96,491.52/133,157.52 = 62,512.56/x
  3. Step 3: Cross multiply
    96,491.52x = 133,157.52 × 62,512.56
  4. Step 4: Simplify right side
    96,491.52x = 8,324,017,458.45
  5. Step 5: Solve for x
    x = 8,324,017,458.45/96,491.52
  6. Step 6: Final answer
    x = 86,266.83

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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.