Finding the Fourth Proportional to 211,368.17, 317,063.39 and 53,597.99
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Solution
The fourth proportional to 211,368.17, 317,063.39 and 53,597.99 is: 80,399.80
Step by Step Solution
- Step 1: Write the proportion equation
211,368.17 : 317,063.39 = 53,597.99 : x - Step 2: Convert to fraction form
211,368.17/317,063.39 = 53,597.99/x - Step 3: Cross multiply
211,368.17x = 317,063.39 × 53,597.99 - Step 4: Simplify right side
211,368.17x = 16,993,958,553.28 - Step 5: Solve for x
x = 16,993,958,553.28/211,368.17 - Step 6: Final answer
x = 80,399.80
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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.