Finding the Fourth Proportional to 271,245.24, 406,947.29 and 121,452.14
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Solution
The fourth proportional to 271,245.24, 406,947.29 and 121,452.14 is: 182,213.78
Step by Step Solution
- Step 1: Write the proportion equation
271,245.24 : 406,947.29 = 121,452.14 : x - Step 2: Convert to fraction form
271,245.24/406,947.29 = 121,452.14/x - Step 3: Cross multiply
271,245.24x = 406,947.29 × 121,452.14 - Step 4: Simplify right side
271,245.24x = 49,424,619,647.81 - Step 5: Solve for x
x = 49,424,619,647.81/271,245.24 - Step 6: Final answer
x = 182,213.78
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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.