Finding the Third Proportional to 88,639.31 and 204,990.75
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Solution
The third proportional to 88,639.31 and 204,990.75 is: 474,069.65
Step by Step Solution
- Step 1: Write the proportion equation
88,639.31 : 204,990.75 = 204,990.75 : x - Step 2: Convert to fraction form
88,639.31/204,990.75 = 204,990.75/x - Step 3: Cross multiply
88,639.31x = 204,990.75 × 204,990.75 - Step 4: Simplify right side
88,639.31x = 42,021,207,585.56 - Step 5: Solve for x
x = 42,021,207,585.56/88,639.31 - Step 6: Final answer
x = 474,069.65
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Why These Related Problems?
These problems maintain the same ratio (2.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.