Home / 165,944.92-229,003.56-90,493.44

Finding the Fourth Proportional to 165,944.92, 229,003.56 and 90,493.44

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Solution

The fourth proportional to 165,944.92, 229,003.56 and 90,493.44 is: 124,880.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,944.92 : 229,003.56 = 90,493.44 : x
  2. Step 2: Convert to fraction form
    165,944.92/229,003.56 = 90,493.44/x
  3. Step 3: Cross multiply
    165,944.92x = 229,003.56 × 90,493.44
  4. Step 4: Simplify right side
    165,944.92x = 20,723,319,916.65
  5. Step 5: Solve for x
    x = 20,723,319,916.65/165,944.92
  6. Step 6: Final answer
    x = 124,880.71

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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.