Home / 104,930.38-157,418.07-33,857.09

Finding the Fourth Proportional to 104,930.38, 157,418.07 and 33,857.09

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Solution

The fourth proportional to 104,930.38, 157,418.07 and 33,857.09 is: 50,792.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,930.38 : 157,418.07 = 33,857.09 : x
  2. Step 2: Convert to fraction form
    104,930.38/157,418.07 = 33,857.09/x
  3. Step 3: Cross multiply
    104,930.38x = 157,418.07 × 33,857.09
  4. Step 4: Simplify right side
    104,930.38x = 5,329,717,439.88
  5. Step 5: Solve for x
    x = 5,329,717,439.88/104,930.38
  6. Step 6: Final answer
    x = 50,792.89

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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.