Finding the Fourth Proportional to 206,201.10, 284,694.60 and 158,368.98
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Solution
The fourth proportional to 206,201.10, 284,694.60 and 158,368.98 is: 218,654.48
Step by Step Solution
- Step 1: Write the proportion equation
206,201.10 : 284,694.60 = 158,368.98 : x - Step 2: Convert to fraction form
206,201.10/284,694.60 = 158,368.98/x - Step 3: Cross multiply
206,201.10x = 284,694.60 × 158,368.98 - Step 4: Simplify right side
206,201.10x = 45,086,793,413.51 - Step 5: Solve for x
x = 45,086,793,413.51/206,201.10 - Step 6: Final answer
x = 218,654.48
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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.