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Finding the Fourth Proportional to 192,374.56, 288,561.92 and 50,219.44

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Solution

The fourth proportional to 192,374.56, 288,561.92 and 50,219.44 is: 75,329.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,374.56 : 288,561.92 = 50,219.44 : x
  2. Step 2: Convert to fraction form
    192,374.56/288,561.92 = 50,219.44/x
  3. Step 3: Cross multiply
    192,374.56x = 288,561.92 × 50,219.44
  4. Step 4: Simplify right side
    192,374.56x = 14,491,418,027.72
  5. Step 5: Solve for x
    x = 14,491,418,027.72/192,374.56
  6. Step 6: Final answer
    x = 75,329.18

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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.