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Finding the Fourth Proportional to 132.14, 182.43 and 97.14

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Solution

The fourth proportional to 132.14, 182.43 and 97.14 is: 134.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    132.14 : 182.43 = 97.14 : x
  2. Step 2: Convert to fraction form
    132.14/182.43 = 97.14/x
  3. Step 3: Cross multiply
    132.14x = 182.43 × 97.14
  4. Step 4: Simplify right side
    132.14x = 17,721.25
  5. Step 5: Solve for x
    x = 17,721.25/132.14
  6. Step 6: Final answer
    x = 134.11

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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.