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Finding the Fourth Proportional to 367,954.56, 552,144.60 and 154,705.68

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Solution

The fourth proportional to 367,954.56, 552,144.60 and 154,705.68 is: 232,147.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,954.56 : 552,144.60 = 154,705.68 : x
  2. Step 2: Convert to fraction form
    367,954.56/552,144.60 = 154,705.68/x
  3. Step 3: Cross multiply
    367,954.56x = 552,144.60 × 154,705.68
  4. Step 4: Simplify right side
    367,954.56x = 85,419,905,801.33
  5. Step 5: Solve for x
    x = 85,419,905,801.33/367,954.56
  6. Step 6: Final answer
    x = 232,147.97

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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.