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Finding the Fourth Proportional to 169.41, 233.82 and 95.77

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Solution

The fourth proportional to 169.41, 233.82 and 95.77 is: 132.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    169.41 : 233.82 = 95.77 : x
  2. Step 2: Convert to fraction form
    169.41/233.82 = 95.77/x
  3. Step 3: Cross multiply
    169.41x = 233.82 × 95.77
  4. Step 4: Simplify right side
    169.41x = 22,391.98
  5. Step 5: Solve for x
    x = 22,391.98/169.41
  6. Step 6: Final answer
    x = 132.18

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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.