Finding the Fourth Proportional to 209,791.92, 314,517.12 and 97,542.84
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Solution
The fourth proportional to 209,791.92, 314,517.12 and 97,542.84 is: 146,234.87
Step by Step Solution
- Step 1: Write the proportion equation
209,791.92 : 314,517.12 = 97,542.84 : x - Step 2: Convert to fraction form
209,791.92/314,517.12 = 97,542.84/x - Step 3: Cross multiply
209,791.92x = 314,517.12 × 97,542.84 - Step 4: Simplify right side
209,791.92x = 30,678,893,113.42 - Step 5: Solve for x
x = 30,678,893,113.42/209,791.92 - Step 6: Final answer
x = 146,234.87
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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.