Finding the Third Proportional to 45,042.75 and 68,487.75
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Solution
The third proportional to 45,042.75 and 68,487.75 is: 104,136.00
Step by Step Solution
- Step 1: Write the proportion equation
45,042.75 : 68,487.75 = 68,487.75 : x - Step 2: Convert to fraction form
45,042.75/68,487.75 = 68,487.75/x - Step 3: Cross multiply
45,042.75x = 68,487.75 × 68,487.75 - Step 4: Simplify right side
45,042.75x = 4,690,571,900.06 - Step 5: Solve for x
x = 4,690,571,900.06/45,042.75 - Step 6: Final answer
x = 104,136.00
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These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.