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Finding the Fourth Proportional to 224,385.29, 336,490.46 and 84,067.37

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Solution

The fourth proportional to 224,385.29, 336,490.46 and 84,067.37 is: 126,068.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,385.29 : 336,490.46 = 84,067.37 : x
  2. Step 2: Convert to fraction form
    224,385.29/336,490.46 = 84,067.37/x
  3. Step 3: Cross multiply
    224,385.29x = 336,490.46 × 84,067.37
  4. Step 4: Simplify right side
    224,385.29x = 28,287,867,581.95
  5. Step 5: Solve for x
    x = 28,287,867,581.95/224,385.29
  6. Step 6: Final answer
    x = 126,068.28

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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.