Finding the Fourth Proportional to 160.99, 241.68 and 107.22
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Solution
The fourth proportional to 160.99, 241.68 and 107.22 is: 160.97
Step by Step Solution
- Step 1: Write the proportion equation
160.99 : 241.68 = 107.22 : x - Step 2: Convert to fraction form
160.99/241.68 = 107.22/x - Step 3: Cross multiply
160.99x = 241.68 × 107.22 - Step 4: Simplify right side
160.99x = 25,914.24 - Step 5: Solve for x
x = 25,914.24/160.99 - Step 6: Final answer
x = 160.97
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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.