Finding the Fourth Proportional to 203,743.62, 281,260.38 and 122,110.65
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Solution
The fourth proportional to 203,743.62, 281,260.38 and 122,110.65 is: 168,569.14
Step by Step Solution
- Step 1: Write the proportion equation
203,743.62 : 281,260.38 = 122,110.65 : x - Step 2: Convert to fraction form
203,743.62/281,260.38 = 122,110.65/x - Step 3: Cross multiply
203,743.62x = 281,260.38 × 122,110.65 - Step 4: Simplify right side
203,743.62x = 34,344,887,821.05 - Step 5: Solve for x
x = 34,344,887,821.05/203,743.62 - Step 6: Final answer
x = 168,569.14
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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.