Finding the Fourth Proportional to 207,729.03, 311,635.46 and 65,596.51
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Solution
The fourth proportional to 207,729.03, 311,635.46 and 65,596.51 is: 98,407.99
Step by Step Solution
- Step 1: Write the proportion equation
207,729.03 : 311,635.46 = 65,596.51 : x - Step 2: Convert to fraction form
207,729.03/311,635.46 = 65,596.51/x - Step 3: Cross multiply
207,729.03x = 311,635.46 × 65,596.51 - Step 4: Simplify right side
207,729.03x = 20,442,197,010.07 - Step 5: Solve for x
x = 20,442,197,010.07/207,729.03 - Step 6: Final answer
x = 98,407.99
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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.