Home / 109,194.62-163,792.82-34,313.09

Finding the Fourth Proportional to 109,194.62, 163,792.82 and 34,313.09

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Solution

The fourth proportional to 109,194.62, 163,792.82 and 34,313.09 is: 51,469.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,194.62 : 163,792.82 = 34,313.09 : x
  2. Step 2: Convert to fraction form
    109,194.62/163,792.82 = 34,313.09/x
  3. Step 3: Cross multiply
    109,194.62x = 163,792.82 × 34,313.09
  4. Step 4: Simplify right side
    109,194.62x = 5,620,237,040.83
  5. Step 5: Solve for x
    x = 5,620,237,040.83/109,194.62
  6. Step 6: Final answer
    x = 51,469.91

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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.