Finding the Fourth Proportional to 317,082.48, 475,696.94 and 106,715.28
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Solution
The fourth proportional to 317,082.48, 475,696.94 and 106,715.28 is: 160,097.56
Step by Step Solution
- Step 1: Write the proportion equation
317,082.48 : 475,696.94 = 106,715.28 : x - Step 2: Convert to fraction form
317,082.48/475,696.94 = 106,715.28/x - Step 3: Cross multiply
317,082.48x = 475,696.94 × 106,715.28 - Step 4: Simplify right side
317,082.48x = 50,764,132,147.24 - Step 5: Solve for x
x = 50,764,132,147.24/317,082.48 - Step 6: Final answer
x = 160,097.56
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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.