Home / 54,982.78-75,876.19-29,832.28

Finding the Fourth Proportional to 54,982.78, 75,876.19 and 29,832.28

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Solution

The fourth proportional to 54,982.78, 75,876.19 and 29,832.28 is: 41,168.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,982.78 : 75,876.19 = 29,832.28 : x
  2. Step 2: Convert to fraction form
    54,982.78/75,876.19 = 29,832.28/x
  3. Step 3: Cross multiply
    54,982.78x = 75,876.19 × 29,832.28
  4. Step 4: Simplify right side
    54,982.78x = 2,263,560,075.75
  5. Step 5: Solve for x
    x = 2,263,560,075.75/54,982.78
  6. Step 6: Final answer
    x = 41,168.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.