Home / 110,680.92-165,726.06-57,979.86

Finding the Fourth Proportional to 110,680.92, 165,726.06 and 57,979.86

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Solution

The fourth proportional to 110,680.92, 165,726.06 and 57,979.86 is: 86,815.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,680.92 : 165,726.06 = 57,979.86 : x
  2. Step 2: Convert to fraction form
    110,680.92/165,726.06 = 57,979.86/x
  3. Step 3: Cross multiply
    110,680.92x = 165,726.06 × 57,979.86
  4. Step 4: Simplify right side
    110,680.92x = 9,608,773,757.15
  5. Step 5: Solve for x
    x = 9,608,773,757.15/110,680.92
  6. Step 6: Final answer
    x = 86,815.09

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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.