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Finding the Fourth Proportional to 169.13, 233.53 and 132.47

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Solution

The fourth proportional to 169.13, 233.53 and 132.47 is: 182.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.13 : 233.53 = 132.47 : x
  2. Step 2: Convert to fraction form
    169.13/233.53 = 132.47/x
  3. Step 3: Cross multiply
    169.13x = 233.53 × 132.47
  4. Step 4: Simplify right side
    169.13x = 30,935.97
  5. Step 5: Solve for x
    x = 30,935.97/169.13
  6. Step 6: Final answer
    x = 182.92

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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.