Finding the Third Proportional to 142,035.75 and 306,213.75
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Solution
The third proportional to 142,035.75 and 306,213.75 is: 660,163.80
Step by Step Solution
- Step 1: Write the proportion equation
142,035.75 : 306,213.75 = 306,213.75 : x - Step 2: Convert to fraction form
142,035.75/306,213.75 = 306,213.75/x - Step 3: Cross multiply
142,035.75x = 306,213.75 × 306,213.75 - Step 4: Simplify right side
142,035.75x = 93,766,860,689.06 - Step 5: Solve for x
x = 93,766,860,689.06/142,035.75 - Step 6: Final answer
x = 660,163.80
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These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.