Home / 109,195.62-163,794.32-34,314.09

Finding the Fourth Proportional to 109,195.62, 163,794.32 and 34,314.09

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Solution

The fourth proportional to 109,195.62, 163,794.32 and 34,314.09 is: 51,471.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,195.62 : 163,794.32 = 34,314.09 : x
  2. Step 2: Convert to fraction form
    109,195.62/163,794.32 = 34,314.09/x
  3. Step 3: Cross multiply
    109,195.62x = 163,794.32 × 34,314.09
  4. Step 4: Simplify right side
    109,195.62x = 5,620,453,037.97
  5. Step 5: Solve for x
    x = 5,620,453,037.97/109,195.62
  6. Step 6: Final answer
    x = 51,471.41

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1.5x scale

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.