Finding the Fourth Proportional to 110,821.68, 166,232.52 and 27,715.68
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Solution
The fourth proportional to 110,821.68, 166,232.52 and 27,715.68 is: 41,573.52
Step by Step Solution
- Step 1: Write the proportion equation
110,821.68 : 166,232.52 = 27,715.68 : x - Step 2: Convert to fraction form
110,821.68/166,232.52 = 27,715.68/x - Step 3: Cross multiply
110,821.68x = 166,232.52 × 27,715.68 - Step 4: Simplify right side
110,821.68x = 4,607,247,329.91 - Step 5: Solve for x
x = 4,607,247,329.91/110,821.68 - Step 6: Final answer
x = 41,573.52
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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.