Finding the Third Proportional to 39,198.75 and 51,507.75
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Solution
The third proportional to 39,198.75 and 51,507.75 is: 67,681.96
Step by Step Solution
- Step 1: Write the proportion equation
39,198.75 : 51,507.75 = 51,507.75 : x - Step 2: Convert to fraction form
39,198.75/51,507.75 = 51,507.75/x - Step 3: Cross multiply
39,198.75x = 51,507.75 × 51,507.75 - Step 4: Simplify right side
39,198.75x = 2,653,048,310.06 - Step 5: Solve for x
x = 2,653,048,310.06/39,198.75 - Step 6: Final answer
x = 67,681.96
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These problems maintain the same ratio (1.31) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.