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Finding the Fourth Proportional to 96.32, 133.29 and 94.03

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Solution

The fourth proportional to 96.32, 133.29 and 94.03 is: 130.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.32 : 133.29 = 94.03 : x
  2. Step 2: Convert to fraction form
    96.32/133.29 = 94.03/x
  3. Step 3: Cross multiply
    96.32x = 133.29 × 94.03
  4. Step 4: Simplify right side
    96.32x = 12,532.93
  5. Step 5: Solve for x
    x = 12,532.93/96.32
  6. Step 6: Final answer
    x = 130.11

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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.