Finding the Fourth Proportional to 222,170.26, 306,275.97 and 158,397.38
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Solution
The fourth proportional to 222,170.26, 306,275.97 and 158,397.38 is: 218,360.96
Step by Step Solution
- Step 1: Write the proportion equation
222,170.26 : 306,275.97 = 158,397.38 : x - Step 2: Convert to fraction form
222,170.26/306,275.97 = 158,397.38/x - Step 3: Cross multiply
222,170.26x = 306,275.97 × 158,397.38 - Step 4: Simplify right side
222,170.26x = 48,513,311,204.96 - Step 5: Solve for x
x = 48,513,311,204.96/222,170.26 - Step 6: Final answer
x = 218,360.96
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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.