Finding the Fourth Proportional to 206,078.58, 284,422.73 and 141,494.99
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Solution
The fourth proportional to 206,078.58, 284,422.73 and 141,494.99 is: 195,286.62
Step by Step Solution
- Step 1: Write the proportion equation
206,078.58 : 284,422.73 = 141,494.99 : x - Step 2: Convert to fraction form
206,078.58/284,422.73 = 141,494.99/x - Step 3: Cross multiply
206,078.58x = 284,422.73 × 141,494.99 - Step 4: Simplify right side
206,078.58x = 40,244,389,207.53 - Step 5: Solve for x
x = 40,244,389,207.53/206,078.58 - Step 6: Final answer
x = 195,286.62
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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.