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Finding the Fourth Proportional to 275,095.23, 412,644.39 and 125,230.69

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Solution

The fourth proportional to 275,095.23, 412,644.39 and 125,230.69 is: 187,846.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,095.23 : 412,644.39 = 125,230.69 : x
  2. Step 2: Convert to fraction form
    275,095.23/412,644.39 = 125,230.69/x
  3. Step 3: Cross multiply
    275,095.23x = 412,644.39 × 125,230.69
  4. Step 4: Simplify right side
    275,095.23x = 51,675,741,684.33
  5. Step 5: Solve for x
    x = 51,675,741,684.33/275,095.23
  6. Step 6: Final answer
    x = 187,846.74

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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.