Finding the Fourth Proportional to 203,850.53, 281,315.43 and 113,208.00
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Solution
The fourth proportional to 203,850.53, 281,315.43 and 113,208.00 is: 156,227.99
Step by Step Solution
- Step 1: Write the proportion equation
203,850.53 : 281,315.43 = 113,208.00 : x - Step 2: Convert to fraction form
203,850.53/281,315.43 = 113,208.00/x - Step 3: Cross multiply
203,850.53x = 281,315.43 × 113,208.00 - Step 4: Simplify right side
203,850.53x = 31,847,158,876.30 - Step 5: Solve for x
x = 31,847,158,876.30/203,850.53 - Step 6: Final answer
x = 156,227.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.