Home / 202,451.50-303,861.42-107,761.29

Finding the Fourth Proportional to 202,451.50, 303,861.42 and 107,761.29

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Solution

The fourth proportional to 202,451.50, 303,861.42 and 107,761.29 is: 161,739.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,451.50 : 303,861.42 = 107,761.29 : x
  2. Step 2: Convert to fraction form
    202,451.50/303,861.42 = 107,761.29/x
  3. Step 3: Cross multiply
    202,451.50x = 303,861.42 × 107,761.29
  4. Step 4: Simplify right side
    202,451.50x = 32,744,498,600.43
  5. Step 5: Solve for x
    x = 32,744,498,600.43/202,451.50
  6. Step 6: Final answer
    x = 161,739.97

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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.