Home / 67,209.18-100,755.45-33,901.44

Finding the Fourth Proportional to 67,209.18, 100,755.45 and 33,901.44

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Solution

The fourth proportional to 67,209.18, 100,755.45 and 33,901.44 is: 50,822.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,209.18 : 100,755.45 = 33,901.44 : x
  2. Step 2: Convert to fraction form
    67,209.18/100,755.45 = 33,901.44/x
  3. Step 3: Cross multiply
    67,209.18x = 100,755.45 × 33,901.44
  4. Step 4: Simplify right side
    67,209.18x = 3,415,754,842.85
  5. Step 5: Solve for x
    x = 3,415,754,842.85/67,209.18
  6. Step 6: Final answer
    x = 50,822.74

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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.