Finding the Third Proportional to 133 and 144.50
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Solution
The third proportional to 133 and 144.50 is: 156.99
Step by Step Solution
- Step 1: Write the proportion equation
133 : 144.50 = 144.50 : x - Step 2: Convert to fraction form
133/144.50 = 144.50/x - Step 3: Cross multiply
133x = 144.50 × 144.50 - Step 4: Simplify right side
133x = 20,880.25 - Step 5: Solve for x
x = 20,880.25/133 - Step 6: Final answer
x = 156.99
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Why These Related Problems?
These problems maintain the same ratio (1.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.