Finding the Fourth Proportional to 204,121.90, 306,182.97 and 111,218.14
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Solution
The fourth proportional to 204,121.90, 306,182.97 and 111,218.14 is: 166,827.28
Step by Step Solution
- Step 1: Write the proportion equation
204,121.90 : 306,182.97 = 111,218.14 : x - Step 2: Convert to fraction form
204,121.90/306,182.97 = 111,218.14/x - Step 3: Cross multiply
204,121.90x = 306,182.97 × 111,218.14 - Step 4: Simplify right side
204,121.90x = 34,053,100,423.08 - Step 5: Solve for x
x = 34,053,100,423.08/204,121.90 - Step 6: Final answer
x = 166,827.28
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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.