Home / 71,976.52-107,943.90-27,600.04

Finding the Fourth Proportional to 71,976.52, 107,943.90 and 27,600.04

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Solution

The fourth proportional to 71,976.52, 107,943.90 and 27,600.04 is: 41,392.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,976.52 : 107,943.90 = 27,600.04 : x
  2. Step 2: Convert to fraction form
    71,976.52/107,943.90 = 27,600.04/x
  3. Step 3: Cross multiply
    71,976.52x = 107,943.90 × 27,600.04
  4. Step 4: Simplify right side
    71,976.52x = 2,979,255,957.76
  5. Step 5: Solve for x
    x = 2,979,255,957.76/71,976.52
  6. Step 6: Final answer
    x = 41,392.05

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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.