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Finding the Fourth Proportional to 237.16, 327.25 and 133.66

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Solution

The fourth proportional to 237.16, 327.25 and 133.66 is: 184.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.16 : 327.25 = 133.66 : x
  2. Step 2: Convert to fraction form
    237.16/327.25 = 133.66/x
  3. Step 3: Cross multiply
    237.16x = 327.25 × 133.66
  4. Step 4: Simplify right side
    237.16x = 43,737.93
  5. Step 5: Solve for x
    x = 43,737.93/237.16
  6. Step 6: Final answer
    x = 184.43

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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.