Home / 204,378.12-282,016.62-113,709.96

Finding the Fourth Proportional to 204,378.12, 282,016.62 and 113,709.96

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Solution

The fourth proportional to 204,378.12, 282,016.62 and 113,709.96 is: 156,905.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,378.12 : 282,016.62 = 113,709.96 : x
  2. Step 2: Convert to fraction form
    204,378.12/282,016.62 = 113,709.96/x
  3. Step 3: Cross multiply
    204,378.12x = 282,016.62 × 113,709.96
  4. Step 4: Simplify right side
    204,378.12x = 32,068,098,579.54
  5. Step 5: Solve for x
    x = 32,068,098,579.54/204,378.12
  6. Step 6: Final answer
    x = 156,905.73

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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.