Home / 54,185.40-81,251.22-17,244.60

Finding the Fourth Proportional to 54,185.40, 81,251.22 and 17,244.60

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Solution

The fourth proportional to 54,185.40, 81,251.22 and 17,244.60 is: 25,858.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,185.40 : 81,251.22 = 17,244.60 : x
  2. Step 2: Convert to fraction form
    54,185.40/81,251.22 = 17,244.60/x
  3. Step 3: Cross multiply
    54,185.40x = 81,251.22 × 17,244.60
  4. Step 4: Simplify right side
    54,185.40x = 1,401,144,788.41
  5. Step 5: Solve for x
    x = 1,401,144,788.41/54,185.40
  6. Step 6: Final answer
    x = 25,858.35

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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.