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Finding the Fourth Proportional to 223,793.21, 335,689.82 and 214,074.73

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Solution

The fourth proportional to 223,793.21, 335,689.82 and 214,074.73 is: 321,112.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,793.21 : 335,689.82 = 214,074.73 : x
  2. Step 2: Convert to fraction form
    223,793.21/335,689.82 = 214,074.73/x
  3. Step 3: Cross multiply
    223,793.21x = 335,689.82 × 214,074.73
  4. Step 4: Simplify right side
    223,793.21x = 71,862,707,732.27
  5. Step 5: Solve for x
    x = 71,862,707,732.27/223,793.21
  6. Step 6: Final answer
    x = 321,112.10

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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.