Finding the Fourth Proportional to 68,876.68, 103,279.17 and 24,496.96
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Solution
The fourth proportional to 68,876.68, 103,279.17 and 24,496.96 is: 36,732.69
Step by Step Solution
- Step 1: Write the proportion equation
68,876.68 : 103,279.17 = 24,496.96 : x - Step 2: Convert to fraction form
68,876.68/103,279.17 = 24,496.96/x - Step 3: Cross multiply
68,876.68x = 103,279.17 × 24,496.96 - Step 4: Simplify right side
68,876.68x = 2,530,025,696.32 - Step 5: Solve for x
x = 2,530,025,696.32/68,876.68 - Step 6: Final answer
x = 36,732.69
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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.