Finding the Fourth Proportional to 68,169.24, 102,115.44 and 34,414.44
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Solution
The fourth proportional to 68,169.24, 102,115.44 and 34,414.44 is: 51,551.78
Step by Step Solution
- Step 1: Write the proportion equation
68,169.24 : 102,115.44 = 34,414.44 : x - Step 2: Convert to fraction form
68,169.24/102,115.44 = 34,414.44/x - Step 3: Cross multiply
68,169.24x = 102,115.44 × 34,414.44 - Step 4: Simplify right side
68,169.24x = 3,514,245,682.95 - Step 5: Solve for x
x = 3,514,245,682.95/68,169.24 - Step 6: Final answer
x = 51,551.78
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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.