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Finding the Fourth Proportional to 337.70, 506.55 and 94.22

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Solution

The fourth proportional to 337.70, 506.55 and 94.22 is: 141.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    337.70 : 506.55 = 94.22 : x
  2. Step 2: Convert to fraction form
    337.70/506.55 = 94.22/x
  3. Step 3: Cross multiply
    337.70x = 506.55 × 94.22
  4. Step 4: Simplify right side
    337.70x = 47,725.87
  5. Step 5: Solve for x
    x = 47,725.87/337.70
  6. Step 6: Final answer
    x = 141.33

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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.