Finding the Fourth Proportional to 200,990.29, 277,367.08 and 110,352.09
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Solution
The fourth proportional to 200,990.29, 277,367.08 and 110,352.09 is: 152,286.15
Step by Step Solution
- Step 1: Write the proportion equation
200,990.29 : 277,367.08 = 110,352.09 : x - Step 2: Convert to fraction form
200,990.29/277,367.08 = 110,352.09/x - Step 3: Cross multiply
200,990.29x = 277,367.08 × 110,352.09 - Step 4: Simplify right side
200,990.29x = 30,608,036,975.20 - Step 5: Solve for x
x = 30,608,036,975.20/200,990.29 - Step 6: Final answer
x = 152,286.15
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.