Finding the Fourth Proportional to 206,445.26, 309,719.92 and 58,701.26
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Solution
The fourth proportional to 206,445.26, 309,719.92 and 58,701.26 is: 88,066.68
Step by Step Solution
- Step 1: Write the proportion equation
206,445.26 : 309,719.92 = 58,701.26 : x - Step 2: Convert to fraction form
206,445.26/309,719.92 = 58,701.26/x - Step 3: Cross multiply
206,445.26x = 309,719.92 × 58,701.26 - Step 4: Simplify right side
206,445.26x = 18,180,949,551.10 - Step 5: Solve for x
x = 18,180,949,551.10/206,445.26 - Step 6: Final answer
x = 88,066.68
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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.