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Finding the Fourth Proportional to 237.11, 327.33 and 158.48

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Solution

The fourth proportional to 237.11, 327.33 and 158.48 is: 218.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    237.11 : 327.33 = 158.48 : x
  2. Step 2: Convert to fraction form
    237.11/327.33 = 158.48/x
  3. Step 3: Cross multiply
    237.11x = 327.33 × 158.48
  4. Step 4: Simplify right side
    237.11x = 51,873.62
  5. Step 5: Solve for x
    x = 51,873.62/237.11
  6. Step 6: Final answer
    x = 218.77

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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.