Home / 225,976.30-311,846.44-124,003.47

Finding the Fourth Proportional to 225,976.30, 311,846.44 and 124,003.47

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Solution

The fourth proportional to 225,976.30, 311,846.44 and 124,003.47 is: 171,124.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,976.30 : 311,846.44 = 124,003.47 : x
  2. Step 2: Convert to fraction form
    225,976.30/311,846.44 = 124,003.47/x
  3. Step 3: Cross multiply
    225,976.30x = 311,846.44 × 124,003.47
  4. Step 4: Simplify right side
    225,976.30x = 38,670,040,667.15
  5. Step 5: Solve for x
    x = 38,670,040,667.15/225,976.30
  6. Step 6: Final answer
    x = 171,124.32

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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.