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Finding the Fourth Proportional to 337.24, 506.10 and 131.82

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Solution

The fourth proportional to 337.24, 506.10 and 131.82 is: 197.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.24 : 506.10 = 131.82 : x
  2. Step 2: Convert to fraction form
    337.24/506.10 = 131.82/x
  3. Step 3: Cross multiply
    337.24x = 506.10 × 131.82
  4. Step 4: Simplify right side
    337.24x = 66,714.10
  5. Step 5: Solve for x
    x = 66,714.10/337.24
  6. Step 6: Final answer
    x = 197.82

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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.