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Finding the Fourth Proportional to 331,757.38, 497,636.08 and 110,141.38

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Solution

The fourth proportional to 331,757.38, 497,636.08 and 110,141.38 is: 165,212.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,757.38 : 497,636.08 = 110,141.38 : x
  2. Step 2: Convert to fraction form
    331,757.38/497,636.08 = 110,141.38/x
  3. Step 3: Cross multiply
    331,757.38x = 497,636.08 × 110,141.38
  4. Step 4: Simplify right side
    331,757.38x = 54,810,324,588.99
  5. Step 5: Solve for x
    x = 54,810,324,588.99/331,757.38
  6. Step 6: Final answer
    x = 165,212.07

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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.