Home / 204,867.23-307,229.76-71,744.54

Finding the Fourth Proportional to 204,867.23, 307,229.76 and 71,744.54

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Solution

The fourth proportional to 204,867.23, 307,229.76 and 71,744.54 is: 107,591.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,867.23 : 307,229.76 = 71,744.54 : x
  2. Step 2: Convert to fraction form
    204,867.23/307,229.76 = 71,744.54/x
  3. Step 3: Cross multiply
    204,867.23x = 307,229.76 × 71,744.54
  4. Step 4: Simplify right side
    204,867.23x = 22,042,056,269.36
  5. Step 5: Solve for x
    x = 22,042,056,269.36/204,867.23
  6. Step 6: Final answer
    x = 107,591.91

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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.