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Finding the Fourth Proportional to 95.81, 132.25 and 60.83

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Solution

The fourth proportional to 95.81, 132.25 and 60.83 is: 83.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    95.81 : 132.25 = 60.83 : x
  2. Step 2: Convert to fraction form
    95.81/132.25 = 60.83/x
  3. Step 3: Cross multiply
    95.81x = 132.25 × 60.83
  4. Step 4: Simplify right side
    95.81x = 8,044.11
  5. Step 5: Solve for x
    x = 8,044.11/95.81
  6. Step 6: Final answer
    x = 83.96

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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.