Finding the Fourth Proportional to 203,728.20, 305,591.58 and 63,486.92
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Solution
The fourth proportional to 203,728.20, 305,591.58 and 63,486.92 is: 95,230.16
Step by Step Solution
- Step 1: Write the proportion equation
203,728.20 : 305,591.58 = 63,486.92 : x - Step 2: Convert to fraction form
203,728.20/305,591.58 = 63,486.92/x - Step 3: Cross multiply
203,728.20x = 305,591.58 × 63,486.92 - Step 4: Simplify right side
203,728.20x = 19,401,068,192.13 - Step 5: Solve for x
x = 19,401,068,192.13/203,728.20 - Step 6: Final answer
x = 95,230.16
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1.5x scale
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.