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Finding the Fourth Proportional to 252.73, 379.04 and 150.22

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Solution

The fourth proportional to 252.73, 379.04 and 150.22 is: 225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    252.73 : 379.04 = 150.22 : x
  2. Step 2: Convert to fraction form
    252.73/379.04 = 150.22/x
  3. Step 3: Cross multiply
    252.73x = 379.04 × 150.22
  4. Step 4: Simplify right side
    252.73x = 56,939.39
  5. Step 5: Solve for x
    x = 56,939.39/252.73
  6. Step 6: Final answer
    x = 225.30

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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.