Home / 275,099.24-412,650.40-125,234.70

Finding the Fourth Proportional to 275,099.24, 412,650.40 and 125,234.70

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Solution

The fourth proportional to 275,099.24, 412,650.40 and 125,234.70 is: 187,852.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,099.24 : 412,650.40 = 125,234.70 : x
  2. Step 2: Convert to fraction form
    275,099.24/412,650.40 = 125,234.70/x
  3. Step 3: Cross multiply
    275,099.24x = 412,650.40 × 125,234.70
  4. Step 4: Simplify right side
    275,099.24x = 51,678,149,048.88
  5. Step 5: Solve for x
    x = 51,678,149,048.88/275,099.24
  6. Step 6: Final answer
    x = 187,852.75

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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.