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Finding the Fourth Proportional to 149,150.60, 223,803.90 and 60,413.48

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Solution

The fourth proportional to 149,150.60, 223,803.90 and 60,413.48 is: 90,651.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,150.60 : 223,803.90 = 60,413.48 : x
  2. Step 2: Convert to fraction form
    149,150.60/223,803.90 = 60,413.48/x
  3. Step 3: Cross multiply
    149,150.60x = 223,803.90 × 60,413.48
  4. Step 4: Simplify right side
    149,150.60x = 13,520,772,436.57
  5. Step 5: Solve for x
    x = 13,520,772,436.57/149,150.60
  6. Step 6: Final answer
    x = 90,651.81

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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.