Finding the Fourth Proportional to 204,062.62, 281,592.78 and 113,412.70
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Solution
The fourth proportional to 204,062.62, 281,592.78 and 113,412.70 is: 156,501.95
Step by Step Solution
- Step 1: Write the proportion equation
204,062.62 : 281,592.78 = 113,412.70 : x - Step 2: Convert to fraction form
204,062.62/281,592.78 = 113,412.70/x - Step 3: Cross multiply
204,062.62x = 281,592.78 × 113,412.70 - Step 4: Simplify right side
204,062.62x = 31,936,197,480.31 - Step 5: Solve for x
x = 31,936,197,480.31/204,062.62 - Step 6: Final answer
x = 156,501.95
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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.