Finding the Fourth Proportional to 206,219.96, 284,569.44 and 115,560.44
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Solution
The fourth proportional to 206,219.96, 284,569.44 and 115,560.44 is: 159,465.50
Step by Step Solution
- Step 1: Write the proportion equation
206,219.96 : 284,569.44 = 115,560.44 : x - Step 2: Convert to fraction form
206,219.96/284,569.44 = 115,560.44/x - Step 3: Cross multiply
206,219.96x = 284,569.44 × 115,560.44 - Step 4: Simplify right side
206,219.96x = 32,884,969,696.95 - Step 5: Solve for x
x = 32,884,969,696.95/206,219.96 - Step 6: Final answer
x = 159,465.50
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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.