Finding the Fourth Proportional to 204,096.40, 306,138.96 and 54,337.99
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Solution
The fourth proportional to 204,096.40, 306,138.96 and 54,337.99 is: 81,505.48
Step by Step Solution
- Step 1: Write the proportion equation
204,096.40 : 306,138.96 = 54,337.99 : x - Step 2: Convert to fraction form
204,096.40/306,138.96 = 54,337.99/x - Step 3: Cross multiply
204,096.40x = 306,138.96 × 54,337.99 - Step 4: Simplify right side
204,096.40x = 16,634,975,747.09 - Step 5: Solve for x
x = 16,634,975,747.09/204,096.40 - Step 6: Final answer
x = 81,505.48
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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.