Finding the Fourth Proportional to 134.97, 201.92 and 107.97
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Solution
The fourth proportional to 134.97, 201.92 and 107.97 is: 161.52
Step by Step Solution
- Step 1: Write the proportion equation
134.97 : 201.92 = 107.97 : x - Step 2: Convert to fraction form
134.97/201.92 = 107.97/x - Step 3: Cross multiply
134.97x = 201.92 × 107.97 - Step 4: Simplify right side
134.97x = 21,800.76 - Step 5: Solve for x
x = 21,800.76/134.97 - Step 6: Final answer
x = 161.52
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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.