Home / 57,690.09-86,481.68-29,548.19

Finding the Fourth Proportional to 57,690.09, 86,481.68 and 29,548.19

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Solution

The fourth proportional to 57,690.09, 86,481.68 and 29,548.19 is: 44,294.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,690.09 : 86,481.68 = 29,548.19 : x
  2. Step 2: Convert to fraction form
    57,690.09/86,481.68 = 29,548.19/x
  3. Step 3: Cross multiply
    57,690.09x = 86,481.68 × 29,548.19
  4. Step 4: Simplify right side
    57,690.09x = 2,555,377,180.62
  5. Step 5: Solve for x
    x = 2,555,377,180.62/57,690.09
  6. Step 6: Final answer
    x = 44,294.91

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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.