Home / 54,249.28-74,853.06-31,591.96

Finding the Fourth Proportional to 54,249.28, 74,853.06 and 31,591.96

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Solution

The fourth proportional to 54,249.28, 74,853.06 and 31,591.96 is: 43,590.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,249.28 : 74,853.06 = 31,591.96 : x
  2. Step 2: Convert to fraction form
    54,249.28/74,853.06 = 31,591.96/x
  3. Step 3: Cross multiply
    54,249.28x = 74,853.06 × 31,591.96
  4. Step 4: Simplify right side
    54,249.28x = 2,364,754,877.40
  5. Step 5: Solve for x
    x = 2,364,754,877.40/54,249.28
  6. Step 6: Final answer
    x = 43,590.53

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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.