Home / 179,891.49-269,836.82-73,319.79

Finding the Fourth Proportional to 179,891.49, 269,836.82 and 73,319.79

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Solution

The fourth proportional to 179,891.49, 269,836.82 and 73,319.79 is: 109,979.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,891.49 : 269,836.82 = 73,319.79 : x
  2. Step 2: Convert to fraction form
    179,891.49/269,836.82 = 73,319.79/x
  3. Step 3: Cross multiply
    179,891.49x = 269,836.82 × 73,319.79
  4. Step 4: Simplify right side
    179,891.49x = 19,784,378,976.67
  5. Step 5: Solve for x
    x = 19,784,378,976.67/179,891.49
  6. Step 6: Final answer
    x = 109,979.52

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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.