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Finding the Fourth Proportional to 54,761.57, 82,273.57 and 35,078.57

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Solution

The fourth proportional to 54,761.57, 82,273.57 and 35,078.57 is: 52,701.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,761.57 : 82,273.57 = 35,078.57 : x
  2. Step 2: Convert to fraction form
    54,761.57/82,273.57 = 35,078.57/x
  3. Step 3: Cross multiply
    54,761.57x = 82,273.57 × 35,078.57
  4. Step 4: Simplify right side
    54,761.57x = 2,886,039,184.39
  5. Step 5: Solve for x
    x = 2,886,039,184.39/54,761.57
  6. Step 6: Final answer
    x = 52,701.91

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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.