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Finding the Fourth Proportional to 311,044.56, 466,748.33 and 131,119.05

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Solution

The fourth proportional to 311,044.56, 466,748.33 and 131,119.05 is: 196,755.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,044.56 : 466,748.33 = 131,119.05 : x
  2. Step 2: Convert to fraction form
    311,044.56/466,748.33 = 131,119.05/x
  3. Step 3: Cross multiply
    311,044.56x = 466,748.33 × 131,119.05
  4. Step 4: Simplify right side
    311,044.56x = 61,199,598,713.40
  5. Step 5: Solve for x
    x = 61,199,598,713.40/311,044.56
  6. Step 6: Final answer
    x = 196,755.09

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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.