Home / 87,882.88-131,784.52-27,894.06

Finding the Fourth Proportional to 87,882.88, 131,784.52 and 27,894.06

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Solution

The fourth proportional to 87,882.88, 131,784.52 and 27,894.06 is: 41,828.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,882.88 : 131,784.52 = 27,894.06 : x
  2. Step 2: Convert to fraction form
    87,882.88/131,784.52 = 27,894.06/x
  3. Step 3: Cross multiply
    87,882.88x = 131,784.52 × 27,894.06
  4. Step 4: Simplify right side
    87,882.88x = 3,676,005,307.95
  5. Step 5: Solve for x
    x = 3,676,005,307.95/87,882.88
  6. Step 6: Final answer
    x = 41,828.46

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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.