Finding the Fourth Proportional to 207,694.26, 311,543.87 and 57,925.44
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Solution
The fourth proportional to 207,694.26, 311,543.87 and 57,925.44 is: 86,888.84
Step by Step Solution
- Step 1: Write the proportion equation
207,694.26 : 311,543.87 = 57,925.44 : x - Step 2: Convert to fraction form
207,694.26/311,543.87 = 57,925.44/x - Step 3: Cross multiply
207,694.26x = 311,543.87 × 57,925.44 - Step 4: Simplify right side
207,694.26x = 18,046,313,901.71 - Step 5: Solve for x
x = 18,046,313,901.71/207,694.26 - Step 6: Final answer
x = 86,888.84
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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.