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Finding the Fourth Proportional to 71,326.38, 106,836.33 and 46,293.33

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Solution

The fourth proportional to 71,326.38, 106,836.33 and 46,293.33 is: 69,340.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,326.38 : 106,836.33 = 46,293.33 : x
  2. Step 2: Convert to fraction form
    71,326.38/106,836.33 = 46,293.33/x
  3. Step 3: Cross multiply
    71,326.38x = 106,836.33 × 46,293.33
  4. Step 4: Simplify right side
    71,326.38x = 4,945,809,480.68
  5. Step 5: Solve for x
    x = 4,945,809,480.68/71,326.38
  6. Step 6: Final answer
    x = 69,340.54

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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.