Home / 165,137.62-227,903.97-93,530.38

Finding the Fourth Proportional to 165,137.62, 227,903.97 and 93,530.38

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Solution

The fourth proportional to 165,137.62, 227,903.97 and 93,530.38 is: 129,079.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,137.62 : 227,903.97 = 93,530.38 : x
  2. Step 2: Convert to fraction form
    165,137.62/227,903.97 = 93,530.38/x
  3. Step 3: Cross multiply
    165,137.62x = 227,903.97 × 93,530.38
  4. Step 4: Simplify right side
    165,137.62x = 21,315,944,917.61
  5. Step 5: Solve for x
    x = 21,315,944,917.61/165,137.62
  6. Step 6: Final answer
    x = 129,079.88

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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.