Home / 226,921.26-313,148.70-124,944.60

Finding the Fourth Proportional to 226,921.26, 313,148.70 and 124,944.60

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Solution

The fourth proportional to 226,921.26, 313,148.70 and 124,944.60 is: 172,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,921.26 : 313,148.70 = 124,944.60 : x
  2. Step 2: Convert to fraction form
    226,921.26/313,148.70 = 124,944.60/x
  3. Step 3: Cross multiply
    226,921.26x = 313,148.70 × 124,944.60
  4. Step 4: Simplify right side
    226,921.26x = 39,126,239,062.02
  5. Step 5: Solve for x
    x = 39,126,239,062.02/226,921.26
  6. Step 6: Final answer
    x = 172,422.10

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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.