Home / 204,899.56-282,789.12-120,050.44

Finding the Fourth Proportional to 204,899.56, 282,789.12 and 120,050.44

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Solution

The fourth proportional to 204,899.56, 282,789.12 and 120,050.44 is: 165,685.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,899.56 : 282,789.12 = 120,050.44 : x
  2. Step 2: Convert to fraction form
    204,899.56/282,789.12 = 120,050.44/x
  3. Step 3: Cross multiply
    204,899.56x = 282,789.12 × 120,050.44
  4. Step 4: Simplify right side
    204,899.56x = 33,948,958,026.43
  5. Step 5: Solve for x
    x = 33,948,958,026.43/204,899.56
  6. Step 6: Final answer
    x = 165,685.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.