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Finding the Fourth Proportional to 134.68, 202.03 and 132.41

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Solution

The fourth proportional to 134.68, 202.03 and 132.41 is: 198.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    134.68 : 202.03 = 132.41 : x
  2. Step 2: Convert to fraction form
    134.68/202.03 = 132.41/x
  3. Step 3: Cross multiply
    134.68x = 202.03 × 132.41
  4. Step 4: Simplify right side
    134.68x = 26,749.12
  5. Step 5: Solve for x
    x = 26,749.12/134.68
  6. Step 6: Final answer
    x = 198.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.