Finding the Third Proportional to 87,432.75 and 193,236.75
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Solution
The third proportional to 87,432.75 and 193,236.75 is: 427,076.14
Step by Step Solution
- Step 1: Write the proportion equation
87,432.75 : 193,236.75 = 193,236.75 : x - Step 2: Convert to fraction form
87,432.75/193,236.75 = 193,236.75/x - Step 3: Cross multiply
87,432.75x = 193,236.75 × 193,236.75 - Step 4: Simplify right side
87,432.75x = 37,340,441,550.56 - Step 5: Solve for x
x = 37,340,441,550.56/87,432.75 - Step 6: Final answer
x = 427,076.14
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These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.