Finding the Third Proportional to 65.25 and 101.25
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Solution
The third proportional to 65.25 and 101.25 is: 157.11
Step by Step Solution
- Step 1: Write the proportion equation
65.25 : 101.25 = 101.25 : x - Step 2: Convert to fraction form
65.25/101.25 = 101.25/x - Step 3: Cross multiply
65.25x = 101.25 × 101.25 - Step 4: Simplify right side
65.25x = 10,251.56 - Step 5: Solve for x
x = 10,251.56/65.25 - Step 6: Final answer
x = 157.11
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Why These Related Problems?
These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.