Home / 225,974.07-311,843.36-124,001.24

Finding the Fourth Proportional to 225,974.07, 311,843.36 and 124,001.24

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Solution

The fourth proportional to 225,974.07, 311,843.36 and 124,001.24 is: 171,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,974.07 : 311,843.36 = 124,001.24 : x
  2. Step 2: Convert to fraction form
    225,974.07/311,843.36 = 124,001.24/x
  3. Step 3: Cross multiply
    225,974.07x = 311,843.36 × 124,001.24
  4. Step 4: Simplify right side
    225,974.07x = 38,668,963,673.37
  5. Step 5: Solve for x
    x = 38,668,963,673.37/225,974.07
  6. Step 6: Final answer
    x = 171,121.24

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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.