Home / 192,058.24-288,118.46-72,124.53

Finding the Fourth Proportional to 192,058.24, 288,118.46 and 72,124.53

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Solution

The fourth proportional to 192,058.24, 288,118.46 and 72,124.53 is: 108,198.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,058.24 : 288,118.46 = 72,124.53 : x
  2. Step 2: Convert to fraction form
    192,058.24/288,118.46 = 72,124.53/x
  3. Step 3: Cross multiply
    192,058.24x = 288,118.46 × 72,124.53
  4. Step 4: Simplify right side
    192,058.24x = 20,780,407,104.56
  5. Step 5: Solve for x
    x = 20,780,407,104.56/192,058.24
  6. Step 6: Final answer
    x = 108,198.47

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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.