Finding the Fourth Proportional to 204,589.80, 306,366.30 and 163,117.80
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Solution
The fourth proportional to 204,589.80, 306,366.30 and 163,117.80 is: 244,263.38
Step by Step Solution
- Step 1: Write the proportion equation
204,589.80 : 306,366.30 = 163,117.80 : x - Step 2: Convert to fraction form
204,589.80/306,366.30 = 163,117.80/x - Step 3: Cross multiply
204,589.80x = 306,366.30 × 163,117.80 - Step 4: Simplify right side
204,589.80x = 49,973,796,850.14 - Step 5: Solve for x
x = 49,973,796,850.14/204,589.80 - Step 6: Final answer
x = 244,263.38
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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.