Finding the Third Proportional to 155.75 and 367.13
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Solution
The third proportional to 155.75 and 367.13 is: 865.37
Step by Step Solution
- Step 1: Write the proportion equation
155.75 : 367.13 = 367.13 : x - Step 2: Convert to fraction form
155.75/367.13 = 367.13/x - Step 3: Cross multiply
155.75x = 367.13 × 367.13 - Step 4: Simplify right side
155.75x = 134,780.77 - Step 5: Solve for x
x = 134,780.77/155.75 - Step 6: Final answer
x = 865.37
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Why These Related Problems?
These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.