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Finding the Fourth Proportional to 67,367.43, 101,028.80 and 22,378.61

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Solution

The fourth proportional to 67,367.43, 101,028.80 and 22,378.61 is: 33,560.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,367.43 : 101,028.80 = 22,378.61 : x
  2. Step 2: Convert to fraction form
    67,367.43/101,028.80 = 22,378.61/x
  3. Step 3: Cross multiply
    67,367.43x = 101,028.80 × 22,378.61
  4. Step 4: Simplify right side
    67,367.43x = 2,260,884,422.49
  5. Step 5: Solve for x
    x = 2,260,884,422.49/67,367.43
  6. Step 6: Final answer
    x = 33,560.50

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1.5x scale

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.