Finding the Third Proportional to 39,125.25 and 84,147.75
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Solution
The third proportional to 39,125.25 and 84,147.75 is: 180,978.88
Step by Step Solution
- Step 1: Write the proportion equation
39,125.25 : 84,147.75 = 84,147.75 : x - Step 2: Convert to fraction form
39,125.25/84,147.75 = 84,147.75/x - Step 3: Cross multiply
39,125.25x = 84,147.75 × 84,147.75 - Step 4: Simplify right side
39,125.25x = 7,080,843,830.06 - Step 5: Solve for x
x = 7,080,843,830.06/39,125.25 - Step 6: Final answer
x = 180,978.88
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These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.