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Finding the Fourth Proportional to 179.46, 269.19 and 150.84

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Solution

The fourth proportional to 179.46, 269.19 and 150.84 is: 226.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    179.46 : 269.19 = 150.84 : x
  2. Step 2: Convert to fraction form
    179.46/269.19 = 150.84/x
  3. Step 3: Cross multiply
    179.46x = 269.19 × 150.84
  4. Step 4: Simplify right side
    179.46x = 40,604.62
  5. Step 5: Solve for x
    x = 40,604.62/179.46
  6. Step 6: Final answer
    x = 226.26

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.