Home / 75,489.82-113,252.21-22,182.61

Finding the Fourth Proportional to 75,489.82, 113,252.21 and 22,182.61

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Solution

The fourth proportional to 75,489.82, 113,252.21 and 22,182.61 is: 33,279.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,489.82 : 113,252.21 = 22,182.61 : x
  2. Step 2: Convert to fraction form
    75,489.82/113,252.21 = 22,182.61/x
  3. Step 3: Cross multiply
    75,489.82x = 113,252.21 × 22,182.61
  4. Step 4: Simplify right side
    75,489.82x = 2,512,229,606.07
  5. Step 5: Solve for x
    x = 2,512,229,606.07/75,489.82
  6. Step 6: Final answer
    x = 33,279.05

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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.