Finding the Third Proportional to 67.61 and 88.17
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Solution
The third proportional to 67.61 and 88.17 is: 114.99
Step by Step Solution
- Step 1: Write the proportion equation
67.61 : 88.17 = 88.17 : x - Step 2: Convert to fraction form
67.61/88.17 = 88.17/x - Step 3: Cross multiply
67.61x = 88.17 × 88.17 - Step 4: Simplify right side
67.61x = 7,774.28 - Step 5: Solve for x
x = 7,774.28/67.61 - Step 6: Final answer
x = 114.99
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These problems maintain the same ratio (1.30) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.