Home / 87,791.25-131,647.99-63,063.57

Finding the Fourth Proportional to 87,791.25, 131,647.99 and 63,063.57

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Solution

The fourth proportional to 87,791.25, 131,647.99 and 63,063.57 is: 94,567.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,791.25 : 131,647.99 = 63,063.57 : x
  2. Step 2: Convert to fraction form
    87,791.25/131,647.99 = 63,063.57/x
  3. Step 3: Cross multiply
    87,791.25x = 131,647.99 × 63,063.57
  4. Step 4: Simplify right side
    87,791.25x = 8,302,191,416.83
  5. Step 5: Solve for x
    x = 8,302,191,416.83/87,791.25
  6. Step 6: Final answer
    x = 94,567.42

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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.