Finding the Fourth Proportional to 234,665.71, 324,105.96 and 159,082.99
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Solution
The fourth proportional to 234,665.71, 324,105.96 and 159,082.99 is: 219,715.72
Step by Step Solution
- Step 1: Write the proportion equation
234,665.71 : 324,105.96 = 159,082.99 : x - Step 2: Convert to fraction form
234,665.71/324,105.96 = 159,082.99/x - Step 3: Cross multiply
234,665.71x = 324,105.96 × 159,082.99 - Step 4: Simplify right side
234,665.71x = 51,559,745,193.62 - Step 5: Solve for x
x = 51,559,745,193.62/234,665.71 - Step 6: Final answer
x = 219,715.72
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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.