Home / 179,310.39-269,007.71-100,479.03

Finding the Fourth Proportional to 179,310.39, 269,007.71 and 100,479.03

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Solution

The fourth proportional to 179,310.39, 269,007.71 and 100,479.03 is: 150,742.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,310.39 : 269,007.71 = 100,479.03 : x
  2. Step 2: Convert to fraction form
    179,310.39/269,007.71 = 100,479.03/x
  3. Step 3: Cross multiply
    179,310.39x = 269,007.71 × 100,479.03
  4. Step 4: Simplify right side
    179,310.39x = 27,029,633,260.93
  5. Step 5: Solve for x
    x = 27,029,633,260.93/179,310.39
  6. Step 6: Final answer
    x = 150,742.15

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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.