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Finding the Fourth Proportional to 132.29, 182.72 and 97.27

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Solution

The fourth proportional to 132.29, 182.72 and 97.27 is: 134.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.29 : 182.72 = 97.27 : x
  2. Step 2: Convert to fraction form
    132.29/182.72 = 97.27/x
  3. Step 3: Cross multiply
    132.29x = 182.72 × 97.27
  4. Step 4: Simplify right side
    132.29x = 17,772.69
  5. Step 5: Solve for x
    x = 17,772.69/132.29
  6. Step 6: Final answer
    x = 134.35

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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.