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Finding the Fourth Proportional to 71,413.68, 107,046.20 and 23,993.60

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Solution

The fourth proportional to 71,413.68, 107,046.20 and 23,993.60 is: 35,965.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,413.68 : 107,046.20 = 23,993.60 : x
  2. Step 2: Convert to fraction form
    71,413.68/107,046.20 = 23,993.60/x
  3. Step 3: Cross multiply
    71,413.68x = 107,046.20 × 23,993.60
  4. Step 4: Simplify right side
    71,413.68x = 2,568,423,704.32
  5. Step 5: Solve for x
    x = 2,568,423,704.32/71,413.68
  6. Step 6: Final answer
    x = 35,965.43

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1.5x scale

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.