Home / 227,455.14-313,786.62-131,906.49

Finding the Fourth Proportional to 227,455.14, 313,786.62 and 131,906.49

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Solution

The fourth proportional to 227,455.14, 313,786.62 and 131,906.49 is: 181,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,455.14 : 313,786.62 = 131,906.49 : x
  2. Step 2: Convert to fraction form
    227,455.14/313,786.62 = 131,906.49/x
  3. Step 3: Cross multiply
    227,455.14x = 313,786.62 × 131,906.49
  4. Step 4: Simplify right side
    227,455.14x = 41,390,491,653.16
  5. Step 5: Solve for x
    x = 41,390,491,653.16/227,455.14
  6. Step 6: Final answer
    x = 181,972.11

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.