Home / 335,780.49-503,703.89-108,102.18

Finding the Fourth Proportional to 335,780.49, 503,703.89 and 108,102.18

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Solution

The fourth proportional to 335,780.49, 503,703.89 and 108,102.18 is: 162,163.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,780.49 : 503,703.89 = 108,102.18 : x
  2. Step 2: Convert to fraction form
    335,780.49/503,703.89 = 108,102.18/x
  3. Step 3: Cross multiply
    335,780.49x = 503,703.89 × 108,102.18
  4. Step 4: Simplify right side
    335,780.49x = 54,451,488,042.97
  5. Step 5: Solve for x
    x = 54,451,488,042.97/335,780.49
  6. Step 6: Final answer
    x = 162,163.94

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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.