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Finding the Fourth Proportional to 223,255.10, 334,880.07 and 54,773.78

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Solution

The fourth proportional to 223,255.10, 334,880.07 and 54,773.78 is: 82,160.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,255.10 : 334,880.07 = 54,773.78 : x
  2. Step 2: Convert to fraction form
    223,255.10/334,880.07 = 54,773.78/x
  3. Step 3: Cross multiply
    223,255.10x = 334,880.07 × 54,773.78
  4. Step 4: Simplify right side
    223,255.10x = 18,342,647,280.56
  5. Step 5: Solve for x
    x = 18,342,647,280.56/223,255.10
  6. Step 6: Final answer
    x = 82,160.04

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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.