Finding the Third Proportional to 68.06 and 98.44
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Solution
The third proportional to 68.06 and 98.44 is: 142.37
Step by Step Solution
- Step 1: Write the proportion equation
68.06 : 98.44 = 98.44 : x - Step 2: Convert to fraction form
68.06/98.44 = 98.44/x - Step 3: Cross multiply
68.06x = 98.44 × 98.44 - Step 4: Simplify right side
68.06x = 9,689.94 - Step 5: Solve for x
x = 9,689.94/68.06 - Step 6: Final answer
x = 142.37
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Why These Related Problems?
These problems maintain the same ratio (1.45) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.