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Finding the Fourth Proportional to 92,994.57, 139,413.42 and 40,364.37

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Solution

The fourth proportional to 92,994.57, 139,413.42 and 40,364.37 is: 60,512.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,994.57 : 139,413.42 = 40,364.37 : x
  2. Step 2: Convert to fraction form
    92,994.57/139,413.42 = 40,364.37/x
  3. Step 3: Cross multiply
    92,994.57x = 139,413.42 × 40,364.37
  4. Step 4: Simplify right side
    92,994.57x = 5,627,334,867.85
  5. Step 5: Solve for x
    x = 5,627,334,867.85/92,994.57
  6. Step 6: Final answer
    x = 60,512.51

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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.