Home / 225,975.31-311,845.06-124,002.47

Finding the Fourth Proportional to 225,975.31, 311,845.06 and 124,002.47

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Solution

The fourth proportional to 225,975.31, 311,845.06 and 124,002.47 is: 171,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,975.31 : 311,845.06 = 124,002.47 : x
  2. Step 2: Convert to fraction form
    225,975.31/311,845.06 = 124,002.47/x
  3. Step 3: Cross multiply
    225,975.31x = 311,845.06 × 124,002.47
  4. Step 4: Simplify right side
    225,975.31x = 38,669,557,697.30
  5. Step 5: Solve for x
    x = 38,669,557,697.30/225,975.31
  6. Step 6: Final answer
    x = 171,122.94

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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.