Finding the Third Proportional to 42.75 and 93.38
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Solution
The third proportional to 42.75 and 93.38 is: 203.95
Step by Step Solution
- Step 1: Write the proportion equation
42.75 : 93.38 = 93.38 : x - Step 2: Convert to fraction form
42.75/93.38 = 93.38/x - Step 3: Cross multiply
42.75x = 93.38 × 93.38 - Step 4: Simplify right side
42.75x = 8,718.89 - Step 5: Solve for x
x = 8,718.89/42.75 - Step 6: Final answer
x = 203.95
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.