Finding the Fourth Proportional to 197,082.84, 295,625.88 and 84,755.28
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Solution
The fourth proportional to 197,082.84, 295,625.88 and 84,755.28 is: 127,133.62
Step by Step Solution
- Step 1: Write the proportion equation
197,082.84 : 295,625.88 = 84,755.28 : x - Step 2: Convert to fraction form
197,082.84/295,625.88 = 84,755.28/x - Step 3: Cross multiply
197,082.84x = 295,625.88 × 84,755.28 - Step 4: Simplify right side
197,082.84x = 25,055,854,234.65 - Step 5: Solve for x
x = 25,055,854,234.65/197,082.84 - Step 6: Final answer
x = 127,133.62
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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.