Home / 87,115.36-130,558.22-34,496.14

Finding the Fourth Proportional to 87,115.36, 130,558.22 and 34,496.14

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Solution

The fourth proportional to 87,115.36, 130,558.22 and 34,496.14 is: 51,698.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,115.36 : 130,558.22 = 34,496.14 : x
  2. Step 2: Convert to fraction form
    87,115.36/130,558.22 = 34,496.14/x
  3. Step 3: Cross multiply
    87,115.36x = 130,558.22 × 34,496.14
  4. Step 4: Simplify right side
    87,115.36x = 4,503,753,810.00
  5. Step 5: Solve for x
    x = 4,503,753,810.00/87,115.36
  6. Step 6: Final answer
    x = 51,698.74

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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.