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Finding the Fourth Proportional to 223,517.05, 335,286.30 and 73,770.73

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Solution

The fourth proportional to 223,517.05, 335,286.30 and 73,770.73 is: 110,659.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,517.05 : 335,286.30 = 73,770.73 : x
  2. Step 2: Convert to fraction form
    223,517.05/335,286.30 = 73,770.73/x
  3. Step 3: Cross multiply
    223,517.05x = 335,286.30 × 73,770.73
  4. Step 4: Simplify right side
    223,517.05x = 24,734,315,110.00
  5. Step 5: Solve for x
    x = 24,734,315,110.00/223,517.05
  6. Step 6: Final answer
    x = 110,659.63

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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.