Finding the Fourth Proportional to 168.67, 232.75 and 94.99
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Solution
The fourth proportional to 168.67, 232.75 and 94.99 is: 131.07
Step by Step Solution
- Step 1: Write the proportion equation
168.67 : 232.75 = 94.99 : x - Step 2: Convert to fraction form
168.67/232.75 = 94.99/x - Step 3: Cross multiply
168.67x = 232.75 × 94.99 - Step 4: Simplify right side
168.67x = 22,107.76 - Step 5: Solve for x
x = 22,107.76/168.67 - Step 6: Final answer
x = 131.07
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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.