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Finding the Fourth Proportional to 227,371.80, 313,795.26 and 169,911.34

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Solution

The fourth proportional to 227,371.80, 313,795.26 and 169,911.34 is: 234,494.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,371.80 : 313,795.26 = 169,911.34 : x
  2. Step 2: Convert to fraction form
    227,371.80/313,795.26 = 169,911.34/x
  3. Step 3: Cross multiply
    227,371.80x = 313,795.26 × 169,911.34
  4. Step 4: Simplify right side
    227,371.80x = 53,317,373,112.25
  5. Step 5: Solve for x
    x = 53,317,373,112.25/227,371.80
  6. Step 6: Final answer
    x = 234,494.22

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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.