Home / 54,049.06-81,018.51-30,626.02

Finding the Fourth Proportional to 54,049.06, 81,018.51 and 30,626.02

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Solution

The fourth proportional to 54,049.06, 81,018.51 and 30,626.02 is: 45,907.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,049.06 : 81,018.51 = 30,626.02 : x
  2. Step 2: Convert to fraction form
    54,049.06/81,018.51 = 30,626.02/x
  3. Step 3: Cross multiply
    54,049.06x = 81,018.51 × 30,626.02
  4. Step 4: Simplify right side
    54,049.06x = 2,481,274,507.63
  5. Step 5: Solve for x
    x = 2,481,274,507.63/54,049.06
  6. Step 6: Final answer
    x = 45,907.82

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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.