Finding the Fourth Proportional to 170.26, 234.92 and 114.98
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Solution
The fourth proportional to 170.26, 234.92 and 114.98 is: 158.64
Step by Step Solution
- Step 1: Write the proportion equation
170.26 : 234.92 = 114.98 : x - Step 2: Convert to fraction form
170.26/234.92 = 114.98/x - Step 3: Cross multiply
170.26x = 234.92 × 114.98 - Step 4: Simplify right side
170.26x = 27,010.21 - Step 5: Solve for x
x = 27,010.21/170.26 - Step 6: Final answer
x = 158.64
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.