Finding the Fourth Proportional to 204,687.25, 306,691.45 and 124,482.62
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Solution
The fourth proportional to 204,687.25, 306,691.45 and 124,482.62 is: 186,517.50
Step by Step Solution
- Step 1: Write the proportion equation
204,687.25 : 306,691.45 = 124,482.62 : x - Step 2: Convert to fraction form
204,687.25/306,691.45 = 124,482.62/x - Step 3: Cross multiply
204,687.25x = 306,691.45 × 124,482.62 - Step 4: Simplify right side
204,687.25x = 38,177,754,605.19 - Step 5: Solve for x
x = 38,177,754,605.19/204,687.25 - Step 6: Final answer
x = 186,517.50
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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.