Finding the Third Proportional to 76,740 and 166,356
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Solution
The third proportional to 76,740 and 166,356 is: 360,624.43
Step by Step Solution
- Step 1: Write the proportion equation
76,740 : 166,356 = 166,356 : x - Step 2: Convert to fraction form
76,740/166,356 = 166,356/x - Step 3: Cross multiply
76,740x = 166,356 × 166,356 - Step 4: Simplify right side
76,740x = 27,674,318,736 - Step 5: Solve for x
x = 27,674,318,736/76,740 - Step 6: Final answer
x = 360,624.43
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Why These Related Problems?
These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.