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Finding the Fourth Proportional to 311,924.89, 467,891.03 and 109,526.07

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Solution

The fourth proportional to 311,924.89, 467,891.03 and 109,526.07 is: 164,290.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,924.89 : 467,891.03 = 109,526.07 : x
  2. Step 2: Convert to fraction form
    311,924.89/467,891.03 = 109,526.07/x
  3. Step 3: Cross multiply
    311,924.89x = 467,891.03 × 109,526.07
  4. Step 4: Simplify right side
    311,924.89x = 51,246,267,732.56
  5. Step 5: Solve for x
    x = 51,246,267,732.56/311,924.89
  6. Step 6: Final answer
    x = 164,290.41

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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.