Home / 225,147.90-337,387.64-125,170.56

Finding the Fourth Proportional to 225,147.90, 337,387.64 and 125,170.56

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Solution

The fourth proportional to 225,147.90, 337,387.64 and 125,170.56 is: 187,570.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,147.90 : 337,387.64 = 125,170.56 : x
  2. Step 2: Convert to fraction form
    225,147.90/337,387.64 = 125,170.56/x
  3. Step 3: Cross multiply
    225,147.90x = 337,387.64 × 125,170.56
  4. Step 4: Simplify right side
    225,147.90x = 42,230,999,835.88
  5. Step 5: Solve for x
    x = 42,230,999,835.88/225,147.90
  6. Step 6: Final answer
    x = 187,570.04

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.