Home / 137,856.20-206,825.82-49,098.15

Finding the Fourth Proportional to 137,856.20, 206,825.82 and 49,098.15

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Solution

The fourth proportional to 137,856.20, 206,825.82 and 49,098.15 is: 73,662.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,856.20 : 206,825.82 = 49,098.15 : x
  2. Step 2: Convert to fraction form
    137,856.20/206,825.82 = 49,098.15/x
  3. Step 3: Cross multiply
    137,856.20x = 206,825.82 × 49,098.15
  4. Step 4: Simplify right side
    137,856.20x = 10,154,765,226.29
  5. Step 5: Solve for x
    x = 10,154,765,226.29/137,856.20
  6. Step 6: Final answer
    x = 73,662.02

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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.