Home / 87,054.22-130,584.42-27,882.20

Finding the Fourth Proportional to 87,054.22, 130,584.42 and 27,882.20

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Solution

The fourth proportional to 87,054.22, 130,584.42 and 27,882.20 is: 41,824.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,054.22 : 130,584.42 = 27,882.20 : x
  2. Step 2: Convert to fraction form
    87,054.22/130,584.42 = 27,882.20/x
  3. Step 3: Cross multiply
    87,054.22x = 130,584.42 × 27,882.20
  4. Step 4: Simplify right side
    87,054.22x = 3,640,980,122.99
  5. Step 5: Solve for x
    x = 3,640,980,122.99/87,054.22
  6. Step 6: Final answer
    x = 41,824.28

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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.