Finding the Fourth Proportional to 194,630.62, 268,590.29 and 109,747.68
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Solution
The fourth proportional to 194,630.62, 268,590.29 and 109,747.68 is: 151,451.82
Step by Step Solution
- Step 1: Write the proportion equation
194,630.62 : 268,590.29 = 109,747.68 : x - Step 2: Convert to fraction form
194,630.62/268,590.29 = 109,747.68/x - Step 3: Cross multiply
194,630.62x = 268,590.29 × 109,747.68 - Step 4: Simplify right side
194,630.62x = 29,477,161,198.03 - Step 5: Solve for x
x = 29,477,161,198.03/194,630.62 - Step 6: Final answer
x = 151,451.82
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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.