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Finding the Fourth Proportional to 54,383.77, 81,577.87 and 25,906.09

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Solution

The fourth proportional to 54,383.77, 81,577.87 and 25,906.09 is: 38,860.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,383.77 : 81,577.87 = 25,906.09 : x
  2. Step 2: Convert to fraction form
    54,383.77/81,577.87 = 25,906.09/x
  3. Step 3: Cross multiply
    54,383.77x = 81,577.87 × 25,906.09
  4. Step 4: Simplify right side
    54,383.77x = 2,113,363,317.71
  5. Step 5: Solve for x
    x = 2,113,363,317.71/54,383.77
  6. Step 6: Final answer
    x = 38,860.18

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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.