Home / 54,092.85-81,139.26-22,502.31

Finding the Fourth Proportional to 54,092.85, 81,139.26 and 22,502.31

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Solution

The fourth proportional to 54,092.85, 81,139.26 and 22,502.31 is: 33,753.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,092.85 : 81,139.26 = 22,502.31 : x
  2. Step 2: Convert to fraction form
    54,092.85/81,139.26 = 22,502.31/x
  3. Step 3: Cross multiply
    54,092.85x = 81,139.26 × 22,502.31
  4. Step 4: Simplify right side
    54,092.85x = 1,825,820,781.69
  5. Step 5: Solve for x
    x = 1,825,820,781.69/54,092.85
  6. Step 6: Final answer
    x = 33,753.46

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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.