Finding the Third Proportional to 136 and 236
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Solution
The third proportional to 136 and 236 is: 409.53
Step by Step Solution
- Step 1: Write the proportion equation
136 : 236 = 236 : x - Step 2: Convert to fraction form
136/236 = 236/x - Step 3: Cross multiply
136x = 236 × 236 - Step 4: Simplify right side
136x = 55,696 - Step 5: Solve for x
x = 55,696/136 - Step 6: Final answer
x = 409.53
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These problems maintain the same ratio (1.74) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.