Finding the Third Proportional to 68,575.50 and 106,872.75
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Solution
The third proportional to 68,575.50 and 106,872.75 is: 166,557.80
Step by Step Solution
- Step 1: Write the proportion equation
68,575.50 : 106,872.75 = 106,872.75 : x - Step 2: Convert to fraction form
68,575.50/106,872.75 = 106,872.75/x - Step 3: Cross multiply
68,575.50x = 106,872.75 × 106,872.75 - Step 4: Simplify right side
68,575.50x = 11,421,784,692.56 - Step 5: Solve for x
x = 11,421,784,692.56/68,575.50 - Step 6: Final answer
x = 166,557.80
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These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.