Finding the Fourth Proportional to 192,036.60, 287,912.19 and 92,101.62
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Solution
The fourth proportional to 192,036.60, 287,912.19 and 92,101.62 is: 138,083.99
Step by Step Solution
- Step 1: Write the proportion equation
192,036.60 : 287,912.19 = 92,101.62 : x - Step 2: Convert to fraction form
192,036.60/287,912.19 = 92,101.62/x - Step 3: Cross multiply
192,036.60x = 287,912.19 × 92,101.62 - Step 4: Simplify right side
192,036.60x = 26,517,179,116.75 - Step 5: Solve for x
x = 26,517,179,116.75/192,036.60 - Step 6: Final answer
x = 138,083.99
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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.