Home / 165,160.60-228,016.20-108,736

Finding the Fourth Proportional to 165,160.60, 228,016.20 and 108,736

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Solution

The fourth proportional to 165,160.60, 228,016.20 and 108,736 is: 150,117.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,160.60 : 228,016.20 = 108,736 : x
  2. Step 2: Convert to fraction form
    165,160.60/228,016.20 = 108,736/x
  3. Step 3: Cross multiply
    165,160.60x = 228,016.20 × 108,736
  4. Step 4: Simplify right side
    165,160.60x = 24,793,569,523.20
  5. Step 5: Solve for x
    x = 24,793,569,523.20/165,160.60
  6. Step 6: Final answer
    x = 150,117.94

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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.