Finding the Fourth Proportional to 204,367.38, 306,547.52 and 91,968.08
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Solution
The fourth proportional to 204,367.38, 306,547.52 and 91,968.08 is: 137,950.52
Step by Step Solution
- Step 1: Write the proportion equation
204,367.38 : 306,547.52 = 91,968.08 : x - Step 2: Convert to fraction form
204,367.38/306,547.52 = 91,968.08/x - Step 3: Cross multiply
204,367.38x = 306,547.52 × 91,968.08 - Step 4: Simplify right side
204,367.38x = 28,192,586,843.16 - Step 5: Solve for x
x = 28,192,586,843.16/204,367.38 - Step 6: Final answer
x = 137,950.52
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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.