Home / 54,095.85-81,143.76-22,505.31

Finding the Fourth Proportional to 54,095.85, 81,143.76 and 22,505.31

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Solution

The fourth proportional to 54,095.85, 81,143.76 and 22,505.31 is: 33,757.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,095.85 : 81,143.76 = 22,505.31 : x
  2. Step 2: Convert to fraction form
    54,095.85/81,143.76 = 22,505.31/x
  3. Step 3: Cross multiply
    54,095.85x = 81,143.76 × 22,505.31
  4. Step 4: Simplify right side
    54,095.85x = 1,826,165,473.37
  5. Step 5: Solve for x
    x = 1,826,165,473.37/54,095.85
  6. Step 6: Final answer
    x = 33,757.96

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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.