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Finding the Fourth Proportional to 45,996.66, 68,992.16 and 16,413.03

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Solution

The fourth proportional to 45,996.66, 68,992.16 and 16,413.03 is: 24,618.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,996.66 : 68,992.16 = 16,413.03 : x
  2. Step 2: Convert to fraction form
    45,996.66/68,992.16 = 16,413.03/x
  3. Step 3: Cross multiply
    45,996.66x = 68,992.16 × 16,413.03
  4. Step 4: Simplify right side
    45,996.66x = 1,132,370,309.78
  5. Step 5: Solve for x
    x = 1,132,370,309.78/45,996.66
  6. Step 6: Final answer
    x = 24,618.53

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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.