Finding the Fourth Proportional to 203,872.97, 281,328.23 and 117,837.53
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Solution
The fourth proportional to 203,872.97, 281,328.23 and 117,837.53 is: 162,606.27
Step by Step Solution
- Step 1: Write the proportion equation
203,872.97 : 281,328.23 = 117,837.53 : x - Step 2: Convert to fraction form
203,872.97/281,328.23 = 117,837.53/x - Step 3: Cross multiply
203,872.97x = 281,328.23 × 117,837.53 - Step 4: Simplify right side
203,872.97x = 33,151,022,630.42 - Step 5: Solve for x
x = 33,151,022,630.42/203,872.97 - Step 6: Final answer
x = 162,606.27
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1.5x scale
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.