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Finding the Fourth Proportional to 96.14, 132.06 and 94.79

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Solution

The fourth proportional to 96.14, 132.06 and 94.79 is: 130.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.14 : 132.06 = 94.79 : x
  2. Step 2: Convert to fraction form
    96.14/132.06 = 94.79/x
  3. Step 3: Cross multiply
    96.14x = 132.06 × 94.79
  4. Step 4: Simplify right side
    96.14x = 12,517.31
  5. Step 5: Solve for x
    x = 12,517.31/96.14
  6. Step 6: Final answer
    x = 130.21

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.