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Finding the Fourth Proportional to 192,392.96, 288,589.43 and 52,151.58

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Solution

The fourth proportional to 192,392.96, 288,589.43 and 52,151.58 is: 78,227.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,392.96 : 288,589.43 = 52,151.58 : x
  2. Step 2: Convert to fraction form
    192,392.96/288,589.43 = 52,151.58/x
  3. Step 3: Cross multiply
    192,392.96x = 288,589.43 × 52,151.58
  4. Step 4: Simplify right side
    192,392.96x = 15,050,394,876.18
  5. Step 5: Solve for x
    x = 15,050,394,876.18/192,392.96
  6. Step 6: Final answer
    x = 78,227.37

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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.