Finding the Third Proportional to 39,615.75 and 85,839.75
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Solution
The third proportional to 39,615.75 and 85,839.75 is: 185,998.31
Step by Step Solution
- Step 1: Write the proportion equation
39,615.75 : 85,839.75 = 85,839.75 : x - Step 2: Convert to fraction form
39,615.75/85,839.75 = 85,839.75/x - Step 3: Cross multiply
39,615.75x = 85,839.75 × 85,839.75 - Step 4: Simplify right side
39,615.75x = 7,368,462,680.06 - Step 5: Solve for x
x = 7,368,462,680.06/39,615.75 - Step 6: Final answer
x = 185,998.31
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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.