Finding the Third Proportional to 85,912.31 and 122,720.06
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Solution
The third proportional to 85,912.31 and 122,720.06 is: 175,297.50
Step by Step Solution
- Step 1: Write the proportion equation
85,912.31 : 122,720.06 = 122,720.06 : x - Step 2: Convert to fraction form
85,912.31/122,720.06 = 122,720.06/x - Step 3: Cross multiply
85,912.31x = 122,720.06 × 122,720.06 - Step 4: Simplify right side
85,912.31x = 15,060,213,740.00 - Step 5: Solve for x
x = 15,060,213,740.00/85,912.31 - Step 6: Final answer
x = 175,297.50
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These problems maintain the same ratio (1.43) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.