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Finding the Fourth Proportional to 224,699.88, 337,046.41 and 66,928.34

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Solution

The fourth proportional to 224,699.88, 337,046.41 and 66,928.34 is: 100,391.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,699.88 : 337,046.41 = 66,928.34 : x
  2. Step 2: Convert to fraction form
    224,699.88/337,046.41 = 66,928.34/x
  3. Step 3: Cross multiply
    224,699.88x = 337,046.41 × 66,928.34
  4. Step 4: Simplify right side
    224,699.88x = 22,557,957,650.54
  5. Step 5: Solve for x
    x = 22,557,957,650.54/224,699.88
  6. Step 6: Final answer
    x = 100,391.50

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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.