Home / 220,678.20-331,097.46-108,346.44

Finding the Fourth Proportional to 220,678.20, 331,097.46 and 108,346.44

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Solution

The fourth proportional to 220,678.20, 331,097.46 and 108,346.44 is: 162,559.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,678.20 : 331,097.46 = 108,346.44 : x
  2. Step 2: Convert to fraction form
    220,678.20/331,097.46 = 108,346.44/x
  3. Step 3: Cross multiply
    220,678.20x = 331,097.46 × 108,346.44
  4. Step 4: Simplify right side
    220,678.20x = 35,873,231,084.04
  5. Step 5: Solve for x
    x = 35,873,231,084.04/220,678.20
  6. Step 6: Final answer
    x = 162,559.02

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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.