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Finding the Fourth Proportional to 223,254.60, 334,879.32 and 54,773.28

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Solution

The fourth proportional to 223,254.60, 334,879.32 and 54,773.28 is: 82,159.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,254.60 : 334,879.32 = 54,773.28 : x
  2. Step 2: Convert to fraction form
    223,254.60/334,879.32 = 54,773.28/x
  3. Step 3: Cross multiply
    223,254.60x = 334,879.32 × 54,773.28
  4. Step 4: Simplify right side
    223,254.60x = 18,342,438,760.57
  5. Step 5: Solve for x
    x = 18,342,438,760.57/223,254.60
  6. Step 6: Final answer
    x = 82,159.29

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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.