Home / 192,249.52-288,382.21-65,976.53

Finding the Fourth Proportional to 192,249.52, 288,382.21 and 65,976.53

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Solution

The fourth proportional to 192,249.52, 288,382.21 and 65,976.53 is: 98,967.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,249.52 : 288,382.21 = 65,976.53 : x
  2. Step 2: Convert to fraction form
    192,249.52/288,382.21 = 65,976.53/x
  3. Step 3: Cross multiply
    192,249.52x = 288,382.21 × 65,976.53
  4. Step 4: Simplify right side
    192,249.52x = 19,026,455,922.68
  5. Step 5: Solve for x
    x = 19,026,455,922.68/192,249.52
  6. Step 6: Final answer
    x = 98,967.51

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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.