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Finding the Fourth Proportional to 62,091.65, 93,108.92 and 19,963.95

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Solution

The fourth proportional to 62,091.65, 93,108.92 and 19,963.95 is: 29,936.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,091.65 : 93,108.92 = 19,963.95 : x
  2. Step 2: Convert to fraction form
    62,091.65/93,108.92 = 19,963.95/x
  3. Step 3: Cross multiply
    62,091.65x = 93,108.92 × 19,963.95
  4. Step 4: Simplify right side
    62,091.65x = 1,858,821,723.61
  5. Step 5: Solve for x
    x = 1,858,821,723.61/62,091.65
  6. Step 6: Final answer
    x = 29,936.74

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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.