Finding the Fourth Proportional to 80,503.87, 120,716.97 and 33,744.19
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Solution
The fourth proportional to 80,503.87, 120,716.97 and 33,744.19 is: 50,600.00
Step by Step Solution
- Step 1: Write the proportion equation
80,503.87 : 120,716.97 = 33,744.19 : x - Step 2: Convert to fraction form
80,503.87/120,716.97 = 33,744.19/x - Step 3: Cross multiply
80,503.87x = 120,716.97 × 33,744.19 - Step 4: Simplify right side
80,503.87x = 4,073,496,203.18 - Step 5: Solve for x
x = 4,073,496,203.18/80,503.87 - Step 6: Final answer
x = 50,600.00
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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.