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Finding the Fourth Proportional to 171.93, 237.07 and 132.50

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Solution

The fourth proportional to 171.93, 237.07 and 132.50 is: 182.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    171.93 : 237.07 = 132.50 : x
  2. Step 2: Convert to fraction form
    171.93/237.07 = 132.50/x
  3. Step 3: Cross multiply
    171.93x = 237.07 × 132.50
  4. Step 4: Simplify right side
    171.93x = 31,411.78
  5. Step 5: Solve for x
    x = 31,411.78/171.93
  6. Step 6: Final answer
    x = 182.70

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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.