Home / 67,489.20-101,223.41-22,511.34

Finding the Fourth Proportional to 67,489.20, 101,223.41 and 22,511.34

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Solution

The fourth proportional to 67,489.20, 101,223.41 and 22,511.34 is: 33,763.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,489.20 : 101,223.41 = 22,511.34 : x
  2. Step 2: Convert to fraction form
    67,489.20/101,223.41 = 22,511.34/x
  3. Step 3: Cross multiply
    67,489.20x = 101,223.41 × 22,511.34
  4. Step 4: Simplify right side
    67,489.20x = 2,278,674,485.91
  5. Step 5: Solve for x
    x = 2,278,674,485.91/67,489.20
  6. Step 6: Final answer
    x = 33,763.54

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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.