Finding the Third Proportional to 76,610.25 and 138,093.75
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Solution
The third proportional to 76,610.25 and 138,093.75 is: 248,920.79
Step by Step Solution
- Step 1: Write the proportion equation
76,610.25 : 138,093.75 = 138,093.75 : x - Step 2: Convert to fraction form
76,610.25/138,093.75 = 138,093.75/x - Step 3: Cross multiply
76,610.25x = 138,093.75 × 138,093.75 - Step 4: Simplify right side
76,610.25x = 19,069,883,789.06 - Step 5: Solve for x
x = 19,069,883,789.06/76,610.25 - Step 6: Final answer
x = 248,920.79
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These problems maintain the same ratio (1.80) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.