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Finding the Fourth Proportional to 54,792.87, 82,192.92 and 19,249.86

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Solution

The fourth proportional to 54,792.87, 82,192.92 and 19,249.86 is: 28,876.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,792.87 : 82,192.92 = 19,249.86 : x
  2. Step 2: Convert to fraction form
    54,792.87/82,192.92 = 19,249.86/x
  3. Step 3: Cross multiply
    54,792.87x = 82,192.92 × 19,249.86
  4. Step 4: Simplify right side
    54,792.87x = 1,582,202,202.99
  5. Step 5: Solve for x
    x = 1,582,202,202.99/54,792.87
  6. Step 6: Final answer
    x = 28,876.06

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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.