Home / 269,067.69-403,619.85-89,152.70

Finding the Fourth Proportional to 269,067.69, 403,619.85 and 89,152.70

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Solution

The fourth proportional to 269,067.69, 403,619.85 and 89,152.70 is: 133,735.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,067.69 : 403,619.85 = 89,152.70 : x
  2. Step 2: Convert to fraction form
    269,067.69/403,619.85 = 89,152.70/x
  3. Step 3: Cross multiply
    269,067.69x = 403,619.85 × 89,152.70
  4. Step 4: Simplify right side
    269,067.69x = 35,983,797,383.00
  5. Step 5: Solve for x
    x = 35,983,797,383.00/269,067.69
  6. Step 6: Final answer
    x = 133,735.11

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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.