Finding the Fourth Proportional to 192,082.36, 265,092.08 and 107,207.32
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Solution
The fourth proportional to 192,082.36, 265,092.08 and 107,207.32 is: 147,956.38
Step by Step Solution
- Step 1: Write the proportion equation
192,082.36 : 265,092.08 = 107,207.32 : x - Step 2: Convert to fraction form
192,082.36/265,092.08 = 107,207.32/x - Step 3: Cross multiply
192,082.36x = 265,092.08 × 107,207.32 - Step 4: Simplify right side
192,082.36x = 28,419,811,450.03 - Step 5: Solve for x
x = 28,419,811,450.03/192,082.36 - Step 6: Final answer
x = 147,956.38
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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.