Home / 204,240.20-305,835.41-125,114.54

Finding the Fourth Proportional to 204,240.20, 305,835.41 and 125,114.54

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Solution

The fourth proportional to 204,240.20, 305,835.41 and 125,114.54 is: 187,350.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,240.20 : 305,835.41 = 125,114.54 : x
  2. Step 2: Convert to fraction form
    204,240.20/305,835.41 = 125,114.54/x
  3. Step 3: Cross multiply
    204,240.20x = 305,835.41 × 125,114.54
  4. Step 4: Simplify right side
    204,240.20x = 38,264,455,108.68
  5. Step 5: Solve for x
    x = 38,264,455,108.68/204,240.20
  6. Step 6: Final answer
    x = 187,350.27

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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.