Home / 54,712.26-82,069.20-36,111.42

Finding the Fourth Proportional to 54,712.26, 82,069.20 and 36,111.42

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Solution

The fourth proportional to 54,712.26, 82,069.20 and 36,111.42 is: 54,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,712.26 : 82,069.20 = 36,111.42 : x
  2. Step 2: Convert to fraction form
    54,712.26/82,069.20 = 36,111.42/x
  3. Step 3: Cross multiply
    54,712.26x = 82,069.20 × 36,111.42
  4. Step 4: Simplify right side
    54,712.26x = 2,963,635,350.26
  5. Step 5: Solve for x
    x = 2,963,635,350.26/54,712.26
  6. Step 6: Final answer
    x = 54,167.66

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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.