Home / 54,204.16-81,238.56-26,119.04

Finding the Fourth Proportional to 54,204.16, 81,238.56 and 26,119.04

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Solution

The fourth proportional to 54,204.16, 81,238.56 and 26,119.04 is: 39,145.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,204.16 : 81,238.56 = 26,119.04 : x
  2. Step 2: Convert to fraction form
    54,204.16/81,238.56 = 26,119.04/x
  3. Step 3: Cross multiply
    54,204.16x = 81,238.56 × 26,119.04
  4. Step 4: Simplify right side
    54,204.16x = 2,121,873,198.18
  5. Step 5: Solve for x
    x = 2,121,873,198.18/54,204.16
  6. Step 6: Final answer
    x = 39,145.95

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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.