Home / 87,067.77-130,579.44-27,084.52

Finding the Fourth Proportional to 87,067.77, 130,579.44 and 27,084.52

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Solution

The fourth proportional to 87,067.77, 130,579.44 and 27,084.52 is: 40,619.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,067.77 : 130,579.44 = 27,084.52 : x
  2. Step 2: Convert to fraction form
    87,067.77/130,579.44 = 27,084.52/x
  3. Step 3: Cross multiply
    87,067.77x = 130,579.44 × 27,084.52
  4. Step 4: Simplify right side
    87,067.77x = 3,536,680,801.37
  5. Step 5: Solve for x
    x = 3,536,680,801.37/87,067.77
  6. Step 6: Final answer
    x = 40,619.86

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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.