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Finding the Fourth Proportional to 192,227.72, 288,237.90 and 73,928.84

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Solution

The fourth proportional to 192,227.72, 288,237.90 and 73,928.84 is: 110,853.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,227.72 : 288,237.90 = 73,928.84 : x
  2. Step 2: Convert to fraction form
    192,227.72/288,237.90 = 73,928.84/x
  3. Step 3: Cross multiply
    192,227.72x = 288,237.90 × 73,928.84
  4. Step 4: Simplify right side
    192,227.72x = 21,309,093,591.04
  5. Step 5: Solve for x
    x = 21,309,093,591.04/192,227.72
  6. Step 6: Final answer
    x = 110,853.39

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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.