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Finding the Fourth Proportional to 188,252.60, 282,413.88 and 61,899.92

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Solution

The fourth proportional to 188,252.60, 282,413.88 and 61,899.92 is: 92,861.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,252.60 : 282,413.88 = 61,899.92 : x
  2. Step 2: Convert to fraction form
    188,252.60/282,413.88 = 61,899.92/x
  3. Step 3: Cross multiply
    188,252.60x = 282,413.88 × 61,899.92
  4. Step 4: Simplify right side
    188,252.60x = 17,481,396,578.89
  5. Step 5: Solve for x
    x = 17,481,396,578.89/188,252.60
  6. Step 6: Final answer
    x = 92,861.38

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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.