Home / 87,137.82-130,496.22-49,584.12

Finding the Fourth Proportional to 87,137.82, 130,496.22 and 49,584.12

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Solution

The fourth proportional to 87,137.82, 130,496.22 and 49,584.12 is: 74,256.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,137.82 : 130,496.22 = 49,584.12 : x
  2. Step 2: Convert to fraction form
    87,137.82/130,496.22 = 49,584.12/x
  3. Step 3: Cross multiply
    87,137.82x = 130,496.22 × 49,584.12
  4. Step 4: Simplify right side
    87,137.82x = 6,470,540,232.03
  5. Step 5: Solve for x
    x = 6,470,540,232.03/87,137.82
  6. Step 6: Final answer
    x = 74,256.39

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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.