Finding the Fourth Proportional to 204.53, 306.18 and 134.99
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Solution
The fourth proportional to 204.53, 306.18 and 134.99 is: 202.08
Step by Step Solution
- Step 1: Write the proportion equation
204.53 : 306.18 = 134.99 : x - Step 2: Convert to fraction form
204.53/306.18 = 134.99/x - Step 3: Cross multiply
204.53x = 306.18 × 134.99 - Step 4: Simplify right side
204.53x = 41,330.42 - Step 5: Solve for x
x = 41,330.42/204.53 - Step 6: Final answer
x = 202.08
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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.