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Finding the Fourth Proportional to 134.68, 200.76 and 132.52

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Solution

The fourth proportional to 134.68, 200.76 and 132.52 is: 197.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.68 : 200.76 = 132.52 : x
  2. Step 2: Convert to fraction form
    134.68/200.76 = 132.52/x
  3. Step 3: Cross multiply
    134.68x = 200.76 × 132.52
  4. Step 4: Simplify right side
    134.68x = 26,604.72
  5. Step 5: Solve for x
    x = 26,604.72/134.68
  6. Step 6: Final answer
    x = 197.54

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.