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Finding the Fourth Proportional to 141.35, 196.02 and 132.44

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Solution

The fourth proportional to 141.35, 196.02 and 132.44 is: 183.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    141.35 : 196.02 = 132.44 : x
  2. Step 2: Convert to fraction form
    141.35/196.02 = 132.44/x
  3. Step 3: Cross multiply
    141.35x = 196.02 × 132.44
  4. Step 4: Simplify right side
    141.35x = 25,959.91
  5. Step 5: Solve for x
    x = 25,959.91/141.35
  6. Step 6: Final answer
    x = 183.66

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Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.