Home / 54,273.28-74,836.83-34,105.90

Finding the Fourth Proportional to 54,273.28, 74,836.83 and 34,105.90

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Solution

The fourth proportional to 54,273.28, 74,836.83 and 34,105.90 is: 47,028.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,273.28 : 74,836.83 = 34,105.90 : x
  2. Step 2: Convert to fraction form
    54,273.28/74,836.83 = 34,105.90/x
  3. Step 3: Cross multiply
    54,273.28x = 74,836.83 × 34,105.90
  4. Step 4: Simplify right side
    54,273.28x = 2,552,377,440.30
  5. Step 5: Solve for x
    x = 2,552,377,440.30/54,273.28
  6. Step 6: Final answer
    x = 47,028.25

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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.