Home / 87,667.33-131,504.90-26,873.12

Finding the Fourth Proportional to 87,667.33, 131,504.90 and 26,873.12

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Solution

The fourth proportional to 87,667.33, 131,504.90 and 26,873.12 is: 40,310.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,667.33 : 131,504.90 = 26,873.12 : x
  2. Step 2: Convert to fraction form
    87,667.33/131,504.90 = 26,873.12/x
  3. Step 3: Cross multiply
    87,667.33x = 131,504.90 × 26,873.12
  4. Step 4: Simplify right side
    87,667.33x = 3,533,946,564.13
  5. Step 5: Solve for x
    x = 3,533,946,564.13/87,667.33
  6. Step 6: Final answer
    x = 40,310.87

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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.