Home / 219,778.60-329,727.07-113,104.43

Finding the Fourth Proportional to 219,778.60, 329,727.07 and 113,104.43

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Solution

The fourth proportional to 219,778.60, 329,727.07 and 113,104.43 is: 169,687.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,778.60 : 329,727.07 = 113,104.43 : x
  2. Step 2: Convert to fraction form
    219,778.60/329,727.07 = 113,104.43/x
  3. Step 3: Cross multiply
    219,778.60x = 329,727.07 × 113,104.43
  4. Step 4: Simplify right side
    219,778.60x = 37,293,593,891.86
  5. Step 5: Solve for x
    x = 37,293,593,891.86/219,778.60
  6. Step 6: Final answer
    x = 169,687.10

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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.