Home / 88,011.26-131,801.57-79,481.96

Finding the Fourth Proportional to 88,011.26, 131,801.57 and 79,481.96

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Solution

The fourth proportional to 88,011.26, 131,801.57 and 79,481.96 is: 119,028.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,011.26 : 131,801.57 = 79,481.96 : x
  2. Step 2: Convert to fraction form
    88,011.26/131,801.57 = 79,481.96/x
  3. Step 3: Cross multiply
    88,011.26x = 131,801.57 × 79,481.96
  4. Step 4: Simplify right side
    88,011.26x = 10,475,846,058.26
  5. Step 5: Solve for x
    x = 10,475,846,058.26/88,011.26
  6. Step 6: Final answer
    x = 119,028.48

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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.