Finding the Fourth Proportional to 68,186.68, 102,213.90 and 34,922.44
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Solution
The fourth proportional to 68,186.68, 102,213.90 and 34,922.44 is: 52,349.80
Step by Step Solution
- Step 1: Write the proportion equation
68,186.68 : 102,213.90 = 34,922.44 : x - Step 2: Convert to fraction form
68,186.68/102,213.90 = 34,922.44/x - Step 3: Cross multiply
68,186.68x = 102,213.90 × 34,922.44 - Step 4: Simplify right side
68,186.68x = 3,569,558,789.92 - Step 5: Solve for x
x = 3,569,558,789.92/68,186.68 - Step 6: Final answer
x = 52,349.80
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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.