Finding the Fourth Proportional to 252,231.70, 347,882.91 and 161,596.09
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Solution
The fourth proportional to 252,231.70, 347,882.91 and 161,596.09 is: 222,876.50
Step by Step Solution
- Step 1: Write the proportion equation
252,231.70 : 347,882.91 = 161,596.09 : x - Step 2: Convert to fraction form
252,231.70/347,882.91 = 161,596.09/x - Step 3: Cross multiply
252,231.70x = 347,882.91 × 161,596.09 - Step 4: Simplify right side
252,231.70x = 56,216,518,033.82 - Step 5: Solve for x
x = 56,216,518,033.82/252,231.70 - Step 6: Final answer
x = 222,876.50
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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.