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Finding the Fourth Proportional to 231,003.95, 345,882.99 and 150,843.38

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Solution

The fourth proportional to 231,003.95, 345,882.99 and 150,843.38 is: 225,858.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,003.95 : 345,882.99 = 150,843.38 : x
  2. Step 2: Convert to fraction form
    231,003.95/345,882.99 = 150,843.38/x
  3. Step 3: Cross multiply
    231,003.95x = 345,882.99 × 150,843.38
  4. Step 4: Simplify right side
    231,003.95x = 52,174,159,296.11
  5. Step 5: Solve for x
    x = 52,174,159,296.11/231,003.95
  6. Step 6: Final answer
    x = 225,858.30

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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.