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Finding the Fourth Proportional to 73,267.88, 109,825.20 and 33,850.85

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Solution

The fourth proportional to 73,267.88, 109,825.20 and 33,850.85 is: 50,740.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,267.88 : 109,825.20 = 33,850.85 : x
  2. Step 2: Convert to fraction form
    73,267.88/109,825.20 = 33,850.85/x
  3. Step 3: Cross multiply
    73,267.88x = 109,825.20 × 33,850.85
  4. Step 4: Simplify right side
    73,267.88x = 3,717,675,822.29
  5. Step 5: Solve for x
    x = 3,717,675,822.29/73,267.88
  6. Step 6: Final answer
    x = 50,740.87

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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.