Home / 126,949.68-175,144.22-75,963.87

Finding the Fourth Proportional to 126,949.68, 175,144.22 and 75,963.87

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Solution

The fourth proportional to 126,949.68, 175,144.22 and 75,963.87 is: 104,802.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,949.68 : 175,144.22 = 75,963.87 : x
  2. Step 2: Convert to fraction form
    126,949.68/175,144.22 = 75,963.87/x
  3. Step 3: Cross multiply
    126,949.68x = 175,144.22 × 75,963.87
  4. Step 4: Simplify right side
    126,949.68x = 13,304,632,379.51
  5. Step 5: Solve for x
    x = 13,304,632,379.51/126,949.68
  6. Step 6: Final answer
    x = 104,802.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.