Finding the Fourth Proportional to 66,882.93, 100,324.57 and 16,963.05
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Solution
The fourth proportional to 66,882.93, 100,324.57 and 16,963.05 is: 25,444.62
Step by Step Solution
- Step 1: Write the proportion equation
66,882.93 : 100,324.57 = 16,963.05 : x - Step 2: Convert to fraction form
66,882.93/100,324.57 = 16,963.05/x - Step 3: Cross multiply
66,882.93x = 100,324.57 × 16,963.05 - Step 4: Simplify right side
66,882.93x = 1,701,810,697.14 - Step 5: Solve for x
x = 1,701,810,697.14/66,882.93 - Step 6: Final answer
x = 25,444.62
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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.