Home / 67,257.64-100,901.76-22,278.88

Finding the Fourth Proportional to 67,257.64, 100,901.76 and 22,278.88

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Solution

The fourth proportional to 67,257.64, 100,901.76 and 22,278.88 is: 33,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,257.64 : 100,901.76 = 22,278.88 : x
  2. Step 2: Convert to fraction form
    67,257.64/100,901.76 = 22,278.88/x
  3. Step 3: Cross multiply
    67,257.64x = 100,901.76 × 22,278.88
  4. Step 4: Simplify right side
    67,257.64x = 2,247,978,202.83
  5. Step 5: Solve for x
    x = 2,247,978,202.83/67,257.64
  6. Step 6: Final answer
    x = 33,423.39

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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.