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Finding the Fourth Proportional to 54,483.87, 81,725.94 and 17,044.19

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Solution

The fourth proportional to 54,483.87, 81,725.94 and 17,044.19 is: 25,566.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,483.87 : 81,725.94 = 17,044.19 : x
  2. Step 2: Convert to fraction form
    54,483.87/81,725.94 = 17,044.19/x
  3. Step 3: Cross multiply
    54,483.87x = 81,725.94 × 17,044.19
  4. Step 4: Simplify right side
    54,483.87x = 1,392,952,449.29
  5. Step 5: Solve for x
    x = 1,392,952,449.29/54,483.87
  6. Step 6: Final answer
    x = 25,566.33

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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.