Home / 54,209.66-81,296.24-18,178.82

Finding the Fourth Proportional to 54,209.66, 81,296.24 and 18,178.82

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Solution

The fourth proportional to 54,209.66, 81,296.24 and 18,178.82 is: 27,262.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,209.66 : 81,296.24 = 18,178.82 : x
  2. Step 2: Convert to fraction form
    54,209.66/81,296.24 = 18,178.82/x
  3. Step 3: Cross multiply
    54,209.66x = 81,296.24 × 18,178.82
  4. Step 4: Simplify right side
    54,209.66x = 1,477,869,713.64
  5. Step 5: Solve for x
    x = 1,477,869,713.64/54,209.66
  6. Step 6: Final answer
    x = 27,262.11

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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.