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Finding the Fourth Proportional to 227,892.46, 341,938.91 and 121,251.34

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Solution

The fourth proportional to 227,892.46, 341,938.91 and 121,251.34 is: 181,930.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,892.46 : 341,938.91 = 121,251.34 : x
  2. Step 2: Convert to fraction form
    227,892.46/341,938.91 = 121,251.34/x
  3. Step 3: Cross multiply
    227,892.46x = 341,938.91 × 121,251.34
  4. Step 4: Simplify right side
    227,892.46x = 41,460,551,035.64
  5. Step 5: Solve for x
    x = 41,460,551,035.64/227,892.46
  6. Step 6: Final answer
    x = 181,930.33

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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.