Finding the Third Proportional to 63 and 158.50
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Solution
The third proportional to 63 and 158.50 is: 398.77
Step by Step Solution
- Step 1: Write the proportion equation
63 : 158.50 = 158.50 : x - Step 2: Convert to fraction form
63/158.50 = 158.50/x - Step 3: Cross multiply
63x = 158.50 × 158.50 - Step 4: Simplify right side
63x = 25,122.25 - Step 5: Solve for x
x = 25,122.25/63 - Step 6: Final answer
x = 398.77
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Why These Related Problems?
These problems maintain the same ratio (2.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.