Finding the Fourth Proportional to 234.92, 352.14 and 104.99
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Solution
The fourth proportional to 234.92, 352.14 and 104.99 is: 157.37
Step by Step Solution
- Step 1: Write the proportion equation
234.92 : 352.14 = 104.99 : x - Step 2: Convert to fraction form
234.92/352.14 = 104.99/x - Step 3: Cross multiply
234.92x = 352.14 × 104.99 - Step 4: Simplify right side
234.92x = 36,969.42 - Step 5: Solve for x
x = 36,969.42/234.92 - Step 6: Final answer
x = 157.37
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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.