Home / 54,278.28-74,843.73-34,110.90

Finding the Fourth Proportional to 54,278.28, 74,843.73 and 34,110.90

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Solution

The fourth proportional to 54,278.28, 74,843.73 and 34,110.90 is: 47,035.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,278.28 : 74,843.73 = 34,110.90 : x
  2. Step 2: Convert to fraction form
    54,278.28/74,843.73 = 34,110.90/x
  3. Step 3: Cross multiply
    54,278.28x = 74,843.73 × 34,110.90
  4. Step 4: Simplify right side
    54,278.28x = 2,552,986,989.66
  5. Step 5: Solve for x
    x = 2,552,986,989.66/54,278.28
  6. Step 6: Final answer
    x = 47,035.15

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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.