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Finding the Fourth Proportional to 227,331.34, 340,960.27 and 107,388.04

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Solution

The fourth proportional to 227,331.34, 340,960.27 and 107,388.04 is: 161,064.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,331.34 : 340,960.27 = 107,388.04 : x
  2. Step 2: Convert to fraction form
    227,331.34/340,960.27 = 107,388.04/x
  3. Step 3: Cross multiply
    227,331.34x = 340,960.27 × 107,388.04
  4. Step 4: Simplify right side
    227,331.34x = 36,615,055,113.17
  5. Step 5: Solve for x
    x = 36,615,055,113.17/227,331.34
  6. Step 6: Final answer
    x = 161,064.70

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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.