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Finding the Fourth Proportional to 223,517.70, 335,187.45 and 73,716.30

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Solution

The fourth proportional to 223,517.70, 335,187.45 and 73,716.30 is: 110,545.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,517.70 : 335,187.45 = 73,716.30 : x
  2. Step 2: Convert to fraction form
    223,517.70/335,187.45 = 73,716.30/x
  3. Step 3: Cross multiply
    223,517.70x = 335,187.45 × 73,716.30
  4. Step 4: Simplify right side
    223,517.70x = 24,708,778,620.44
  5. Step 5: Solve for x
    x = 24,708,778,620.44/223,517.70
  6. Step 6: Final answer
    x = 110,545.06

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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.