Finding the Fourth Proportional to 216,198.26, 324,304.68 and 58,428.08
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Solution
The fourth proportional to 216,198.26, 324,304.68 and 58,428.08 is: 87,644.09
Step by Step Solution
- Step 1: Write the proportion equation
216,198.26 : 324,304.68 = 58,428.08 : x - Step 2: Convert to fraction form
216,198.26/324,304.68 = 58,428.08/x - Step 3: Cross multiply
216,198.26x = 324,304.68 × 58,428.08 - Step 4: Simplify right side
216,198.26x = 18,948,499,787.41 - Step 5: Solve for x
x = 18,948,499,787.41/216,198.26 - Step 6: Final answer
x = 87,644.09
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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.