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Finding the Fourth Proportional to 96.92, 133.82 and 60.12

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Solution

The fourth proportional to 96.92, 133.82 and 60.12 is: 83.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.92 : 133.82 = 60.12 : x
  2. Step 2: Convert to fraction form
    96.92/133.82 = 60.12/x
  3. Step 3: Cross multiply
    96.92x = 133.82 × 60.12
  4. Step 4: Simplify right side
    96.92x = 8,045.26
  5. Step 5: Solve for x
    x = 8,045.26/96.92
  6. Step 6: Final answer
    x = 83.01

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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.