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Finding the Fourth Proportional to 110,859.54, 166,413.69 and 44,346.03

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Solution

The fourth proportional to 110,859.54, 166,413.69 and 44,346.03 is: 66,568.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,859.54 : 166,413.69 = 44,346.03 : x
  2. Step 2: Convert to fraction form
    110,859.54/166,413.69 = 44,346.03/x
  3. Step 3: Cross multiply
    110,859.54x = 166,413.69 × 44,346.03
  4. Step 4: Simplify right side
    110,859.54x = 7,379,786,801.18
  5. Step 5: Solve for x
    x = 7,379,786,801.18/110,859.54
  6. Step 6: Final answer
    x = 66,568.80

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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.