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Finding the Fourth Proportional to 188,252.10, 282,413.16 and 61,899.39

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Solution

The fourth proportional to 188,252.10, 282,413.16 and 61,899.39 is: 92,860.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,252.10 : 282,413.16 = 61,899.39 : x
  2. Step 2: Convert to fraction form
    188,252.10/282,413.16 = 61,899.39/x
  3. Step 3: Cross multiply
    188,252.10x = 282,413.16 × 61,899.39
  4. Step 4: Simplify right side
    188,252.10x = 17,481,202,331.97
  5. Step 5: Solve for x
    x = 17,481,202,331.97/188,252.10
  6. Step 6: Final answer
    x = 92,860.60

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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.