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Finding the Fourth Proportional to 54,087.55, 81,096.19 and 22,519.22

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Solution

The fourth proportional to 54,087.55, 81,096.19 and 22,519.22 is: 33,764.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,087.55 : 81,096.19 = 22,519.22 : x
  2. Step 2: Convert to fraction form
    54,087.55/81,096.19 = 22,519.22/x
  3. Step 3: Cross multiply
    54,087.55x = 81,096.19 × 22,519.22
  4. Step 4: Simplify right side
    54,087.55x = 1,826,222,481.99
  5. Step 5: Solve for x
    x = 1,826,222,481.99/54,087.55
  6. Step 6: Final answer
    x = 33,764.19

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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.