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Finding the Fourth Proportional to 275,245.98, 412,769.90 and 95,282.52

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Solution

The fourth proportional to 275,245.98, 412,769.90 and 95,282.52 is: 142,889.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,245.98 : 412,769.90 = 95,282.52 : x
  2. Step 2: Convert to fraction form
    275,245.98/412,769.90 = 95,282.52/x
  3. Step 3: Cross multiply
    275,245.98x = 412,769.90 × 95,282.52
  4. Step 4: Simplify right side
    275,245.98x = 39,329,755,775.74
  5. Step 5: Solve for x
    x = 39,329,755,775.74/275,245.98
  6. Step 6: Final answer
    x = 142,889.48

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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.