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Finding the Fourth Proportional to 223,354.12, 335,025.86 and 54,874.14

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Solution

The fourth proportional to 223,354.12, 335,025.86 and 54,874.14 is: 82,309.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,354.12 : 335,025.86 = 54,874.14 : x
  2. Step 2: Convert to fraction form
    223,354.12/335,025.86 = 54,874.14/x
  3. Step 3: Cross multiply
    223,354.12x = 335,025.86 × 54,874.14
  4. Step 4: Simplify right side
    223,354.12x = 18,384,255,945.26
  5. Step 5: Solve for x
    x = 18,384,255,945.26/223,354.12
  6. Step 6: Final answer
    x = 82,309.90

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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.