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Finding the Fourth Proportional to 92,585.82, 138,850.03 and 33,413.80

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Solution

The fourth proportional to 92,585.82, 138,850.03 and 33,413.80 is: 50,110.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,585.82 : 138,850.03 = 33,413.80 : x
  2. Step 2: Convert to fraction form
    92,585.82/138,850.03 = 33,413.80/x
  3. Step 3: Cross multiply
    92,585.82x = 138,850.03 × 33,413.80
  4. Step 4: Simplify right side
    92,585.82x = 4,639,507,132.41
  5. Step 5: Solve for x
    x = 4,639,507,132.41/92,585.82
  6. Step 6: Final answer
    x = 50,110.34

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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.