Finding the Fourth Proportional to 194,635.13, 268,604.29 and 108,601.62
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Solution
The fourth proportional to 194,635.13, 268,604.29 and 108,601.62 is: 149,874.59
Step by Step Solution
- Step 1: Write the proportion equation
194,635.13 : 268,604.29 = 108,601.62 : x - Step 2: Convert to fraction form
194,635.13/268,604.29 = 108,601.62/x - Step 3: Cross multiply
194,635.13x = 268,604.29 × 108,601.62 - Step 4: Simplify right side
194,635.13x = 29,170,860,489.94 - Step 5: Solve for x
x = 29,170,860,489.94/194,635.13 - Step 6: Final answer
x = 149,874.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.