Home / 204,422.10-306,511.65-125,592.90

Finding the Fourth Proportional to 204,422.10, 306,511.65 and 125,592.90

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Solution

The fourth proportional to 204,422.10, 306,511.65 and 125,592.90 is: 188,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,422.10 : 306,511.65 = 125,592.90 : x
  2. Step 2: Convert to fraction form
    204,422.10/306,511.65 = 125,592.90/x
  3. Step 3: Cross multiply
    204,422.10x = 306,511.65 × 125,592.90
  4. Step 4: Simplify right side
    204,422.10x = 38,495,687,007.29
  5. Step 5: Solve for x
    x = 38,495,687,007.29/204,422.10
  6. Step 6: Final answer
    x = 188,314.70

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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.