Home / 54,101.22-81,006.03-35,334.78

Finding the Fourth Proportional to 54,101.22, 81,006.03 and 35,334.78

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Solution

The fourth proportional to 54,101.22, 81,006.03 and 35,334.78 is: 52,906.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,101.22 : 81,006.03 = 35,334.78 : x
  2. Step 2: Convert to fraction form
    54,101.22/81,006.03 = 35,334.78/x
  3. Step 3: Cross multiply
    54,101.22x = 81,006.03 × 35,334.78
  4. Step 4: Simplify right side
    54,101.22x = 2,862,330,248.72
  5. Step 5: Solve for x
    x = 2,862,330,248.72/54,101.22
  6. Step 6: Final answer
    x = 52,906.94

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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.