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Finding the Fourth Proportional to 237.25, 327.40 and 132.36

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Solution

The fourth proportional to 237.25, 327.40 and 132.36 is: 182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.25 : 327.40 = 132.36 : x
  2. Step 2: Convert to fraction form
    237.25/327.40 = 132.36/x
  3. Step 3: Cross multiply
    237.25x = 327.40 × 132.36
  4. Step 4: Simplify right side
    237.25x = 43,334.66
  5. Step 5: Solve for x
    x = 43,334.66/237.25
  6. Step 6: Final answer
    x = 182.65

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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.