Finding the Fourth Proportional to 181,163.10, 271,791.66 and 68,845.26
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Solution
The fourth proportional to 181,163.10, 271,791.66 and 68,845.26 is: 103,285.75
Step by Step Solution
- Step 1: Write the proportion equation
181,163.10 : 271,791.66 = 68,845.26 : x - Step 2: Convert to fraction form
181,163.10/271,791.66 = 68,845.26/x - Step 3: Cross multiply
181,163.10x = 271,791.66 × 68,845.26 - Step 4: Simplify right side
181,163.10x = 18,711,567,498.53 - Step 5: Solve for x
x = 18,711,567,498.53/181,163.10 - Step 6: Final answer
x = 103,285.75
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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.