Home / 89,544.33-123,575.31-49,257.36

Finding the Fourth Proportional to 89,544.33, 123,575.31 and 49,257.36

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Solution

The fourth proportional to 89,544.33, 123,575.31 and 49,257.36 is: 67,977.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,544.33 : 123,575.31 = 49,257.36 : x
  2. Step 2: Convert to fraction form
    89,544.33/123,575.31 = 49,257.36/x
  3. Step 3: Cross multiply
    89,544.33x = 123,575.31 × 49,257.36
  4. Step 4: Simplify right side
    89,544.33x = 6,086,993,531.78
  5. Step 5: Solve for x
    x = 6,086,993,531.78/89,544.33
  6. Step 6: Final answer
    x = 67,977.43

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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.