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Finding the Fourth Proportional to 237.66, 327.98 and 132.75

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Solution

The fourth proportional to 237.66, 327.98 and 132.75 is: 183.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.66 : 327.98 = 132.75 : x
  2. Step 2: Convert to fraction form
    237.66/327.98 = 132.75/x
  3. Step 3: Cross multiply
    237.66x = 327.98 × 132.75
  4. Step 4: Simplify right side
    237.66x = 43,538.68
  5. Step 5: Solve for x
    x = 43,538.68/237.66
  6. Step 6: Final answer
    x = 183.20

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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.