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Finding the Fourth Proportional to 337.61, 506.34 and 106.46

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Solution

The fourth proportional to 337.61, 506.34 and 106.46 is: 159.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.61 : 506.34 = 106.46 : x
  2. Step 2: Convert to fraction form
    337.61/506.34 = 106.46/x
  3. Step 3: Cross multiply
    337.61x = 506.34 × 106.46
  4. Step 4: Simplify right side
    337.61x = 53,902.42
  5. Step 5: Solve for x
    x = 53,902.42/337.61
  6. Step 6: Final answer
    x = 159.66

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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.