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Finding the Fourth Proportional to 192,832.52, 266,109.91 and 106,794.32

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Solution

The fourth proportional to 192,832.52, 266,109.91 and 106,794.32 is: 147,376.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,832.52 : 266,109.91 = 106,794.32 : x
  2. Step 2: Convert to fraction form
    192,832.52/266,109.91 = 106,794.32/x
  3. Step 3: Cross multiply
    192,832.52x = 266,109.91 × 106,794.32
  4. Step 4: Simplify right side
    192,832.52x = 28,419,025,286.18
  5. Step 5: Solve for x
    x = 28,419,025,286.18/192,832.52
  6. Step 6: Final answer
    x = 147,376.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.