Finding the Fourth Proportional to 151,527.24, 227,356.41 and 81,324.54
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Solution
The fourth proportional to 151,527.24, 227,356.41 and 81,324.54 is: 122,021.99
Step by Step Solution
- Step 1: Write the proportion equation
151,527.24 : 227,356.41 = 81,324.54 : x - Step 2: Convert to fraction form
151,527.24/227,356.41 = 81,324.54/x - Step 3: Cross multiply
151,527.24x = 227,356.41 × 81,324.54 - Step 4: Simplify right side
151,527.24x = 18,489,655,459.30 - Step 5: Solve for x
x = 18,489,655,459.30/151,527.24 - Step 6: Final answer
x = 122,021.99
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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.