Finding the Fourth Proportional to 151,717.80, 227,576.70 and 122,193.30
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Solution
The fourth proportional to 151,717.80, 227,576.70 and 122,193.30 is: 183,289.95
Step by Step Solution
- Step 1: Write the proportion equation
151,717.80 : 227,576.70 = 122,193.30 : x - Step 2: Convert to fraction form
151,717.80/227,576.70 = 122,193.30/x - Step 3: Cross multiply
151,717.80x = 227,576.70 × 122,193.30 - Step 4: Simplify right side
151,717.80x = 27,808,347,976.11 - Step 5: Solve for x
x = 27,808,347,976.11/151,717.80 - Step 6: Final answer
x = 183,289.95
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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.