Finding the Fourth Proportional to 160.93, 241.01 and 79.79
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Solution
The fourth proportional to 160.93, 241.01 and 79.79 is: 119.49
Step by Step Solution
- Step 1: Write the proportion equation
160.93 : 241.01 = 79.79 : x - Step 2: Convert to fraction form
160.93/241.01 = 79.79/x - Step 3: Cross multiply
160.93x = 241.01 × 79.79 - Step 4: Simplify right side
160.93x = 19,230.19 - Step 5: Solve for x
x = 19,230.19/160.93 - Step 6: Final answer
x = 119.49
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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.