Finding the Fourth Proportional to 189,198.62, 283,606.29 and 122,680.94
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Solution
The fourth proportional to 189,198.62, 283,606.29 and 122,680.94 is: 183,897.15
Step by Step Solution
- Step 1: Write the proportion equation
189,198.62 : 283,606.29 = 122,680.94 : x - Step 2: Convert to fraction form
189,198.62/283,606.29 = 122,680.94/x - Step 3: Cross multiply
189,198.62x = 283,606.29 × 122,680.94 - Step 4: Simplify right side
189,198.62x = 34,793,086,247.11 - Step 5: Solve for x
x = 34,793,086,247.11/189,198.62 - Step 6: Final answer
x = 183,897.15
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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.