Finding the Third Proportional to 43,491.75 and 66,642
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Solution
The third proportional to 43,491.75 and 66,642 is: 102,114.91
Step by Step Solution
- Step 1: Write the proportion equation
43,491.75 : 66,642 = 66,642 : x - Step 2: Convert to fraction form
43,491.75/66,642 = 66,642/x - Step 3: Cross multiply
43,491.75x = 66,642 × 66,642 - Step 4: Simplify right side
43,491.75x = 4,441,156,164 - Step 5: Solve for x
x = 4,441,156,164/43,491.75 - Step 6: Final answer
x = 102,114.91
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These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.