Finding the Fourth Proportional to 202,446.19, 303,638.16 and 67,512.62
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Solution
The fourth proportional to 202,446.19, 303,638.16 and 67,512.62 is: 101,258.55
Step by Step Solution
- Step 1: Write the proportion equation
202,446.19 : 303,638.16 = 67,512.62 : x - Step 2: Convert to fraction form
202,446.19/303,638.16 = 67,512.62/x - Step 3: Cross multiply
202,446.19x = 303,638.16 × 67,512.62 - Step 4: Simplify right side
202,446.19x = 20,499,407,713.58 - Step 5: Solve for x
x = 20,499,407,713.58/202,446.19 - Step 6: Final answer
x = 101,258.55
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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.