Finding the Fourth Proportional to 80,009.36, 110,413.84 and 44,198.62
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Solution
The fourth proportional to 80,009.36, 110,413.84 and 44,198.62 is: 60,994.61
Step by Step Solution
- Step 1: Write the proportion equation
80,009.36 : 110,413.84 = 44,198.62 : x - Step 2: Convert to fraction form
80,009.36/110,413.84 = 44,198.62/x - Step 3: Cross multiply
80,009.36x = 110,413.84 × 44,198.62 - Step 4: Simplify right side
80,009.36x = 4,880,139,356.90 - Step 5: Solve for x
x = 4,880,139,356.90/80,009.36 - Step 6: Final answer
x = 60,994.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.