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Finding the Fourth Proportional to 179.13, 267.56 and 158.97

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Solution

The fourth proportional to 179.13, 267.56 and 158.97 is: 237.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.13 : 267.56 = 158.97 : x
  2. Step 2: Convert to fraction form
    179.13/267.56 = 158.97/x
  3. Step 3: Cross multiply
    179.13x = 267.56 × 158.97
  4. Step 4: Simplify right side
    179.13x = 42,534.41
  5. Step 5: Solve for x
    x = 42,534.41/179.13
  6. Step 6: Final answer
    x = 237.45

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.