Finding the Fourth Proportional to 229,093.20, 343,649.52 and 71,324.64
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Solution
The fourth proportional to 229,093.20, 343,649.52 and 71,324.64 is: 106,989.99
Step by Step Solution
- Step 1: Write the proportion equation
229,093.20 : 343,649.52 = 71,324.64 : x - Step 2: Convert to fraction form
229,093.20/343,649.52 = 71,324.64/x - Step 3: Cross multiply
229,093.20x = 343,649.52 × 71,324.64 - Step 4: Simplify right side
229,093.20x = 24,510,678,300.17 - Step 5: Solve for x
x = 24,510,678,300.17/229,093.20 - Step 6: Final answer
x = 106,989.99
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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.