Home / 225,981.13-311,843.41-124,004.02

Finding the Fourth Proportional to 225,981.13, 311,843.41 and 124,004.02

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Solution

The fourth proportional to 225,981.13, 311,843.41 and 124,004.02 is: 171,119.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,981.13 : 311,843.41 = 124,004.02 : x
  2. Step 2: Convert to fraction form
    225,981.13/311,843.41 = 124,004.02/x
  3. Step 3: Cross multiply
    225,981.13x = 311,843.41 × 124,004.02
  4. Step 4: Simplify right side
    225,981.13x = 38,669,836,450.51
  5. Step 5: Solve for x
    x = 38,669,836,450.51/225,981.13
  6. Step 6: Final answer
    x = 171,119.76

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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.