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Finding the Fourth Proportional to 54,604.70, 81,906.96 and 17,168.04

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Solution

The fourth proportional to 54,604.70, 81,906.96 and 17,168.04 is: 25,752.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,604.70 : 81,906.96 = 17,168.04 : x
  2. Step 2: Convert to fraction form
    54,604.70/81,906.96 = 17,168.04/x
  3. Step 3: Cross multiply
    54,604.70x = 81,906.96 × 17,168.04
  4. Step 4: Simplify right side
    54,604.70x = 1,406,181,965.56
  5. Step 5: Solve for x
    x = 1,406,181,965.56/54,604.70
  6. Step 6: Final answer
    x = 25,752.03

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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.