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Finding the Fourth Proportional to 96.29, 132.80 and 59.41

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Solution

The fourth proportional to 96.29, 132.80 and 59.41 is: 81.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.29 : 132.80 = 59.41 : x
  2. Step 2: Convert to fraction form
    96.29/132.80 = 59.41/x
  3. Step 3: Cross multiply
    96.29x = 132.80 × 59.41
  4. Step 4: Simplify right side
    96.29x = 7,889.65
  5. Step 5: Solve for x
    x = 7,889.65/96.29
  6. Step 6: Final answer
    x = 81.94

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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.