Home / 225,975.22-311,849.13-124,010.80

Finding the Fourth Proportional to 225,975.22, 311,849.13 and 124,010.80

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Solution

The fourth proportional to 225,975.22, 311,849.13 and 124,010.80 is: 171,136.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,975.22 : 311,849.13 = 124,010.80 : x
  2. Step 2: Convert to fraction form
    225,975.22/311,849.13 = 124,010.80/x
  3. Step 3: Cross multiply
    225,975.22x = 311,849.13 × 124,010.80
  4. Step 4: Simplify right side
    225,975.22x = 38,672,660,090.60
  5. Step 5: Solve for x
    x = 38,672,660,090.60/225,975.22
  6. Step 6: Final answer
    x = 171,136.73

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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.