Home / 54,947.38-75,826.92-31,073.98

Finding the Fourth Proportional to 54,947.38, 75,826.92 and 31,073.98

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Solution

The fourth proportional to 54,947.38, 75,826.92 and 31,073.98 is: 42,881.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,947.38 : 75,826.92 = 31,073.98 : x
  2. Step 2: Convert to fraction form
    54,947.38/75,826.92 = 31,073.98/x
  3. Step 3: Cross multiply
    54,947.38x = 75,826.92 × 31,073.98
  4. Step 4: Simplify right side
    54,947.38x = 2,356,244,195.54
  5. Step 5: Solve for x
    x = 2,356,244,195.54/54,947.38
  6. Step 6: Final answer
    x = 42,881.83

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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.