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Finding the Fourth Proportional to 224,490.52, 336,750.36 and 66,705.76

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Solution

The fourth proportional to 224,490.52, 336,750.36 and 66,705.76 is: 100,062.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,490.52 : 336,750.36 = 66,705.76 : x
  2. Step 2: Convert to fraction form
    224,490.52/336,750.36 = 66,705.76/x
  3. Step 3: Cross multiply
    224,490.52x = 336,750.36 × 66,705.76
  4. Step 4: Simplify right side
    224,490.52x = 22,463,188,694.07
  5. Step 5: Solve for x
    x = 22,463,188,694.07/224,490.52
  6. Step 6: Final answer
    x = 100,062.97

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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.