Finding the Fourth Proportional to 114,799.10, 172,232.68 and 54,872.42
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Solution
The fourth proportional to 114,799.10, 172,232.68 and 54,872.42 is: 82,324.90
Step by Step Solution
- Step 1: Write the proportion equation
114,799.10 : 172,232.68 = 54,872.42 : x - Step 2: Convert to fraction form
114,799.10/172,232.68 = 54,872.42/x - Step 3: Cross multiply
114,799.10x = 172,232.68 × 54,872.42 - Step 4: Simplify right side
114,799.10x = 9,450,823,954.69 - Step 5: Solve for x
x = 9,450,823,954.69/114,799.10 - Step 6: Final answer
x = 82,324.90
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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.