Finding the Fourth Proportional to 168.06, 250.62 and 161.99
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Solution
The fourth proportional to 168.06, 250.62 and 161.99 is: 241.56
Step by Step Solution
- Step 1: Write the proportion equation
168.06 : 250.62 = 161.99 : x - Step 2: Convert to fraction form
168.06/250.62 = 161.99/x - Step 3: Cross multiply
168.06x = 250.62 × 161.99 - Step 4: Simplify right side
168.06x = 40,596.68 - Step 5: Solve for x
x = 40,596.68/168.06 - Step 6: Final answer
x = 241.56
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.