Finding the Fourth Proportional to 80,754.75, 121,145.94 and 27,441.09
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Solution
The fourth proportional to 80,754.75, 121,145.94 and 27,441.09 is: 41,166.33
Step by Step Solution
- Step 1: Write the proportion equation
80,754.75 : 121,145.94 = 27,441.09 : x - Step 2: Convert to fraction form
80,754.75/121,145.94 = 27,441.09/x - Step 3: Cross multiply
80,754.75x = 121,145.94 × 27,441.09 - Step 4: Simplify right side
80,754.75x = 3,324,376,642.67 - Step 5: Solve for x
x = 3,324,376,642.67/80,754.75 - Step 6: Final answer
x = 41,166.33
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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.