Home / 75,143.24-112,716.69-25,224.97

Finding the Fourth Proportional to 75,143.24, 112,716.69 and 25,224.97

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Solution

The fourth proportional to 75,143.24, 112,716.69 and 25,224.97 is: 37,838.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,143.24 : 112,716.69 = 25,224.97 : x
  2. Step 2: Convert to fraction form
    75,143.24/112,716.69 = 25,224.97/x
  3. Step 3: Cross multiply
    75,143.24x = 112,716.69 × 25,224.97
  4. Step 4: Simplify right side
    75,143.24x = 2,843,275,029.65
  5. Step 5: Solve for x
    x = 2,843,275,029.65/75,143.24
  6. Step 6: Final answer
    x = 37,838.07

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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.