Finding the Fourth Proportional to 203,937.80, 305,906.70 and 173,757.20
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Solution
The fourth proportional to 203,937.80, 305,906.70 and 173,757.20 is: 260,635.80
Step by Step Solution
- Step 1: Write the proportion equation
203,937.80 : 305,906.70 = 173,757.20 : x - Step 2: Convert to fraction form
203,937.80/305,906.70 = 173,757.20/x - Step 3: Cross multiply
203,937.80x = 305,906.70 × 173,757.20 - Step 4: Simplify right side
203,937.80x = 53,153,491,653.24 - Step 5: Solve for x
x = 53,153,491,653.24/203,937.80 - Step 6: Final answer
x = 260,635.80
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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.