Home / 263,049.84-394,795.14-136,767.60

Finding the Fourth Proportional to 263,049.84, 394,795.14 and 136,767.60

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Solution

The fourth proportional to 263,049.84, 394,795.14 and 136,767.60 is: 205,265.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,049.84 : 394,795.14 = 136,767.60 : x
  2. Step 2: Convert to fraction form
    263,049.84/394,795.14 = 136,767.60/x
  3. Step 3: Cross multiply
    263,049.84x = 394,795.14 × 136,767.60
  4. Step 4: Simplify right side
    263,049.84x = 53,995,183,789.46
  5. Step 5: Solve for x
    x = 53,995,183,789.46/263,049.84
  6. Step 6: Final answer
    x = 205,265.98

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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.