Finding the Fourth Proportional to 68,391.76, 102,635.82 and 24,021.97
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Solution
The fourth proportional to 68,391.76, 102,635.82 and 24,021.97 is: 36,049.88
Step by Step Solution
- Step 1: Write the proportion equation
68,391.76 : 102,635.82 = 24,021.97 : x - Step 2: Convert to fraction form
68,391.76/102,635.82 = 24,021.97/x - Step 3: Cross multiply
68,391.76x = 102,635.82 × 24,021.97 - Step 4: Simplify right side
68,391.76x = 2,465,514,588.97 - Step 5: Solve for x
x = 2,465,514,588.97/68,391.76 - Step 6: Final answer
x = 36,049.88
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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.