Home / 54,190.22-81,299.94-22,589.78

Finding the Fourth Proportional to 54,190.22, 81,299.94 and 22,589.78

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Solution

The fourth proportional to 54,190.22, 81,299.94 and 22,589.78 is: 33,890.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,190.22 : 81,299.94 = 22,589.78 : x
  2. Step 2: Convert to fraction form
    54,190.22/81,299.94 = 22,589.78/x
  3. Step 3: Cross multiply
    54,190.22x = 81,299.94 × 22,589.78
  4. Step 4: Simplify right side
    54,190.22x = 1,836,547,758.61
  5. Step 5: Solve for x
    x = 1,836,547,758.61/54,190.22
  6. Step 6: Final answer
    x = 33,890.76

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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.