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Finding the Fourth Proportional to 244.47, 337.21 and 169.66

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Solution

The fourth proportional to 244.47, 337.21 and 169.66 is: 234.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    244.47 : 337.21 = 169.66 : x
  2. Step 2: Convert to fraction form
    244.47/337.21 = 169.66/x
  3. Step 3: Cross multiply
    244.47x = 337.21 × 169.66
  4. Step 4: Simplify right side
    244.47x = 57,209.78
  5. Step 5: Solve for x
    x = 57,209.78/244.47
  6. Step 6: Final answer
    x = 234.02

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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.