Finding the Third Proportional to 136 and 356.50
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Solution
The third proportional to 136 and 356.50 is: 934.50
Step by Step Solution
- Step 1: Write the proportion equation
136 : 356.50 = 356.50 : x - Step 2: Convert to fraction form
136/356.50 = 356.50/x - Step 3: Cross multiply
136x = 356.50 × 356.50 - Step 4: Simplify right side
136x = 127,092.25 - Step 5: Solve for x
x = 127,092.25/136 - Step 6: Final answer
x = 934.50
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Why These Related Problems?
These problems maintain the same ratio (2.62) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.