Home / 185,938.28-278,600.92-107,118.80

Finding the Fourth Proportional to 185,938.28, 278,600.92 and 107,118.80

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Solution

The fourth proportional to 185,938.28, 278,600.92 and 107,118.80 is: 160,501.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    185,938.28 : 278,600.92 = 107,118.80 : x
  2. Step 2: Convert to fraction form
    185,938.28/278,600.92 = 107,118.80/x
  3. Step 3: Cross multiply
    185,938.28x = 278,600.92 × 107,118.80
  4. Step 4: Simplify right side
    185,938.28x = 29,843,396,229.30
  5. Step 5: Solve for x
    x = 29,843,396,229.30/185,938.28
  6. Step 6: Final answer
    x = 160,501.63

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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.