Finding the Third Proportional to 138 and 350
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Solution
The third proportional to 138 and 350 is: 887.68
Step by Step Solution
- Step 1: Write the proportion equation
138 : 350 = 350 : x - Step 2: Convert to fraction form
138/350 = 350/x - Step 3: Cross multiply
138x = 350 × 350 - Step 4: Simplify right side
138x = 122,500 - Step 5: Solve for x
x = 122,500/138 - Step 6: Final answer
x = 887.68
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These problems maintain the same ratio (2.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.