Home / 56,879.19-78,500.25-34,229.97

Finding the Fourth Proportional to 56,879.19, 78,500.25 and 34,229.97

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Solution

The fourth proportional to 56,879.19, 78,500.25 and 34,229.97 is: 47,241.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,879.19 : 78,500.25 = 34,229.97 : x
  2. Step 2: Convert to fraction form
    56,879.19/78,500.25 = 34,229.97/x
  3. Step 3: Cross multiply
    56,879.19x = 78,500.25 × 34,229.97
  4. Step 4: Simplify right side
    56,879.19x = 2,687,061,202.49
  5. Step 5: Solve for x
    x = 2,687,061,202.49/56,879.19
  6. Step 6: Final answer
    x = 47,241.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.