Finding the Fourth Proportional to 80,163.24, 110,624.42 and 44,351.72
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Solution
The fourth proportional to 80,163.24, 110,624.42 and 44,351.72 is: 61,204.90
Step by Step Solution
- Step 1: Write the proportion equation
80,163.24 : 110,624.42 = 44,351.72 : x - Step 2: Convert to fraction form
80,163.24/110,624.42 = 44,351.72/x - Step 3: Cross multiply
80,163.24x = 110,624.42 × 44,351.72 - Step 4: Simplify right side
80,163.24x = 4,906,383,301.00 - Step 5: Solve for x
x = 4,906,383,301.00/80,163.24 - Step 6: Final answer
x = 61,204.90
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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.