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Finding the Fourth Proportional to 96.28, 132.96 and 95.56

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Solution

The fourth proportional to 96.28, 132.96 and 95.56 is: 131.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    96.28 : 132.96 = 95.56 : x
  2. Step 2: Convert to fraction form
    96.28/132.96 = 95.56/x
  3. Step 3: Cross multiply
    96.28x = 132.96 × 95.56
  4. Step 4: Simplify right side
    96.28x = 12,705.66
  5. Step 5: Solve for x
    x = 12,705.66/96.28
  6. Step 6: Final answer
    x = 131.97

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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.