Finding the Fourth Proportional to 243.97, 365.99 and 106.97
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Solution
The fourth proportional to 243.97, 365.99 and 106.97 is: 160.46
Step by Step Solution
- Step 1: Write the proportion equation
243.97 : 365.99 = 106.97 : x - Step 2: Convert to fraction form
243.97/365.99 = 106.97/x - Step 3: Cross multiply
243.97x = 365.99 × 106.97 - Step 4: Simplify right side
243.97x = 39,147.59 - Step 5: Solve for x
x = 39,147.59/243.97 - Step 6: Final answer
x = 160.46
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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.