Finding the Fourth Proportional to 194,589.40, 291,805.98 and 94,720.48
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Solution
The fourth proportional to 194,589.40, 291,805.98 and 94,720.48 is: 142,042.69
Step by Step Solution
- Step 1: Write the proportion equation
194,589.40 : 291,805.98 = 94,720.48 : x - Step 2: Convert to fraction form
194,589.40/291,805.98 = 94,720.48/x - Step 3: Cross multiply
194,589.40x = 291,805.98 × 94,720.48 - Step 4: Simplify right side
194,589.40x = 27,640,002,492.47 - Step 5: Solve for x
x = 27,640,002,492.47/194,589.40 - Step 6: Final answer
x = 142,042.69
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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.