Home / 54,456.75-81,630.45-33,352.20

Finding the Fourth Proportional to 54,456.75, 81,630.45 and 33,352.20

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Solution

The fourth proportional to 54,456.75, 81,630.45 and 33,352.20 is: 49,994.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,456.75 : 81,630.45 = 33,352.20 : x
  2. Step 2: Convert to fraction form
    54,456.75/81,630.45 = 33,352.20/x
  3. Step 3: Cross multiply
    54,456.75x = 81,630.45 × 33,352.20
  4. Step 4: Simplify right side
    54,456.75x = 2,722,555,094.49
  5. Step 5: Solve for x
    x = 2,722,555,094.49/54,456.75
  6. Step 6: Final answer
    x = 49,994.81

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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.