Home / 56,456.96-77,909.42-34,940.97

Finding the Fourth Proportional to 56,456.96, 77,909.42 and 34,940.97

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Solution

The fourth proportional to 56,456.96, 77,909.42 and 34,940.97 is: 48,217.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,456.96 : 77,909.42 = 34,940.97 : x
  2. Step 2: Convert to fraction form
    56,456.96/77,909.42 = 34,940.97/x
  3. Step 3: Cross multiply
    56,456.96x = 77,909.42 × 34,940.97
  4. Step 4: Simplify right side
    56,456.96x = 2,722,230,532.23
  5. Step 5: Solve for x
    x = 2,722,230,532.23/56,456.96
  6. Step 6: Final answer
    x = 48,217.81

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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.