Finding the Fourth Proportional to 204,593.80, 306,372.30 and 163,121.80
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Solution
The fourth proportional to 204,593.80, 306,372.30 and 163,121.80 is: 244,269.38
Step by Step Solution
- Step 1: Write the proportion equation
204,593.80 : 306,372.30 = 163,121.80 : x - Step 2: Convert to fraction form
204,593.80/306,372.30 = 163,121.80/x - Step 3: Cross multiply
204,593.80x = 306,372.30 × 163,121.80 - Step 4: Simplify right side
204,593.80x = 49,976,001,046.14 - Step 5: Solve for x
x = 49,976,001,046.14/204,593.80 - Step 6: Final answer
x = 244,269.38
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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.