Home / 54,380.06-81,578.44-29,423.66

Finding the Fourth Proportional to 54,380.06, 81,578.44 and 29,423.66

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Solution

The fourth proportional to 54,380.06, 81,578.44 and 29,423.66 is: 44,140.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,380.06 : 81,578.44 = 29,423.66 : x
  2. Step 2: Convert to fraction form
    54,380.06/81,578.44 = 29,423.66/x
  3. Step 3: Cross multiply
    54,380.06x = 81,578.44 × 29,423.66
  4. Step 4: Simplify right side
    54,380.06x = 2,400,335,910.78
  5. Step 5: Solve for x
    x = 2,400,335,910.78/54,380.06
  6. Step 6: Final answer
    x = 44,140.00

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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.