Finding the Fourth Proportional to 175,717.96, 263,537.42 and 80,857.14
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Solution
The fourth proportional to 175,717.96, 263,537.42 and 80,857.14 is: 121,267.52
Step by Step Solution
- Step 1: Write the proportion equation
175,717.96 : 263,537.42 = 80,857.14 : x - Step 2: Convert to fraction form
175,717.96/263,537.42 = 80,857.14/x - Step 3: Cross multiply
175,717.96x = 263,537.42 × 80,857.14 - Step 4: Simplify right side
175,717.96x = 21,308,882,064.18 - Step 5: Solve for x
x = 21,308,882,064.18/175,717.96 - Step 6: Final answer
x = 121,267.52
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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.