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Finding the Fourth Proportional to 96.60, 133.47 and 95.92

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Solution

The fourth proportional to 96.60, 133.47 and 95.92 is: 132.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.60 : 133.47 = 95.92 : x
  2. Step 2: Convert to fraction form
    96.60/133.47 = 95.92/x
  3. Step 3: Cross multiply
    96.60x = 133.47 × 95.92
  4. Step 4: Simplify right side
    96.60x = 12,802.44
  5. Step 5: Solve for x
    x = 12,802.44/96.60
  6. Step 6: Final answer
    x = 132.53

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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.