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Finding the Fourth Proportional to 224,937.87, 310,414.33 and 122,963.78

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Solution

The fourth proportional to 224,937.87, 310,414.33 and 122,963.78 is: 169,690.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,937.87 : 310,414.33 = 122,963.78 : x
  2. Step 2: Convert to fraction form
    224,937.87/310,414.33 = 122,963.78/x
  3. Step 3: Cross multiply
    224,937.87x = 310,414.33 × 122,963.78
  4. Step 4: Simplify right side
    224,937.87x = 38,169,719,382.97
  5. Step 5: Solve for x
    x = 38,169,719,382.97/224,937.87
  6. Step 6: Final answer
    x = 169,690.05

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.