Home / 54,227.44-81,355.18-31,757.09

Finding the Fourth Proportional to 54,227.44, 81,355.18 and 31,757.09

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Solution

The fourth proportional to 54,227.44, 81,355.18 and 31,757.09 is: 47,643.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,227.44 : 81,355.18 = 31,757.09 : x
  2. Step 2: Convert to fraction form
    54,227.44/81,355.18 = 31,757.09/x
  3. Step 3: Cross multiply
    54,227.44x = 81,355.18 × 31,757.09
  4. Step 4: Simplify right side
    54,227.44x = 2,583,603,773.23
  5. Step 5: Solve for x
    x = 2,583,603,773.23/54,227.44
  6. Step 6: Final answer
    x = 47,643.85

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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.