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Finding the Fourth Proportional to 337.36, 506.05 and 93.90

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Solution

The fourth proportional to 337.36, 506.05 and 93.90 is: 140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.36 : 506.05 = 93.90 : x
  2. Step 2: Convert to fraction form
    337.36/506.05 = 93.90/x
  3. Step 3: Cross multiply
    337.36x = 506.05 × 93.90
  4. Step 4: Simplify right side
    337.36x = 47,518.10
  5. Step 5: Solve for x
    x = 47,518.10/337.36
  6. Step 6: Final answer
    x = 140.85

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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.