Home / 89,337.62-123,286.01-53,046.31

Finding the Fourth Proportional to 89,337.62, 123,286.01 and 53,046.31

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Solution

The fourth proportional to 89,337.62, 123,286.01 and 53,046.31 is: 73,203.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,337.62 : 123,286.01 = 53,046.31 : x
  2. Step 2: Convert to fraction form
    89,337.62/123,286.01 = 53,046.31/x
  3. Step 3: Cross multiply
    89,337.62x = 123,286.01 × 53,046.31
  4. Step 4: Simplify right side
    89,337.62x = 6,539,868,195.88
  5. Step 5: Solve for x
    x = 6,539,868,195.88/89,337.62
  6. Step 6: Final answer
    x = 73,203.97

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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.