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Finding the Fourth Proportional to 62,469.36, 93,675.86 and 30,867.09

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Solution

The fourth proportional to 62,469.36, 93,675.86 and 30,867.09 is: 46,286.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,469.36 : 93,675.86 = 30,867.09 : x
  2. Step 2: Convert to fraction form
    62,469.36/93,675.86 = 30,867.09/x
  3. Step 3: Cross multiply
    62,469.36x = 93,675.86 × 30,867.09
  4. Step 4: Simplify right side
    62,469.36x = 2,891,501,336.49
  5. Step 5: Solve for x
    x = 2,891,501,336.49/62,469.36
  6. Step 6: Final answer
    x = 46,286.71

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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.