Home / 87,933.88-131,940.61-34,611.17

Finding the Fourth Proportional to 87,933.88, 131,940.61 and 34,611.17

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Solution

The fourth proportional to 87,933.88, 131,940.61 and 34,611.17 is: 51,932.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,933.88 : 131,940.61 = 34,611.17 : x
  2. Step 2: Convert to fraction form
    87,933.88/131,940.61 = 34,611.17/x
  3. Step 3: Cross multiply
    87,933.88x = 131,940.61 × 34,611.17
  4. Step 4: Simplify right side
    87,933.88x = 4,566,619,021.84
  5. Step 5: Solve for x
    x = 4,566,619,021.84/87,933.88
  6. Step 6: Final answer
    x = 51,932.42

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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.