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Finding the Fourth Proportional to 111,226.39, 166,868.07 and 32,340.65

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Solution

The fourth proportional to 111,226.39, 166,868.07 and 32,340.65 is: 48,519.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,226.39 : 166,868.07 = 32,340.65 : x
  2. Step 2: Convert to fraction form
    111,226.39/166,868.07 = 32,340.65/x
  3. Step 3: Cross multiply
    111,226.39x = 166,868.07 × 32,340.65
  4. Step 4: Simplify right side
    111,226.39x = 5,396,620,892.43
  5. Step 5: Solve for x
    x = 5,396,620,892.43/111,226.39
  6. Step 6: Final answer
    x = 48,519.25

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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.