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Finding the Fourth Proportional to 227,083.14, 313,388.73 and 126,481.14

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Solution

The fourth proportional to 227,083.14, 313,388.73 and 126,481.14 is: 174,551.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,083.14 : 313,388.73 = 126,481.14 : x
  2. Step 2: Convert to fraction form
    227,083.14/313,388.73 = 126,481.14/x
  3. Step 3: Cross multiply
    227,083.14x = 313,388.73 × 126,481.14
  4. Step 4: Simplify right side
    227,083.14x = 39,637,763,833.55
  5. Step 5: Solve for x
    x = 39,637,763,833.55/227,083.14
  6. Step 6: Final answer
    x = 174,551.77

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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.