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Finding the Fourth Proportional to 169.26, 233.82 and 134.52

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Solution

The fourth proportional to 169.26, 233.82 and 134.52 is: 185.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.26 : 233.82 = 134.52 : x
  2. Step 2: Convert to fraction form
    169.26/233.82 = 134.52/x
  3. Step 3: Cross multiply
    169.26x = 233.82 × 134.52
  4. Step 4: Simplify right side
    169.26x = 31,453.47
  5. Step 5: Solve for x
    x = 31,453.47/169.26
  6. Step 6: Final answer
    x = 185.83

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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.