Home / 185,825.20-256,434.46-108,295.88

Finding the Fourth Proportional to 185,825.20, 256,434.46 and 108,295.88

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Solution

The fourth proportional to 185,825.20, 256,434.46 and 108,295.88 is: 149,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,825.20 : 256,434.46 = 108,295.88 : x
  2. Step 2: Convert to fraction form
    185,825.20/256,434.46 = 108,295.88/x
  3. Step 3: Cross multiply
    185,825.20x = 256,434.46 × 108,295.88
  4. Step 4: Simplify right side
    185,825.20x = 27,770,795,508.02
  5. Step 5: Solve for x
    x = 27,770,795,508.02/185,825.20
  6. Step 6: Final answer
    x = 149,445.80

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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.