Finding the Third Proportional to 168,378.75 and 360,105.75
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Solution
The third proportional to 168,378.75 and 360,105.75 is: 770,145.59
Step by Step Solution
- Step 1: Write the proportion equation
168,378.75 : 360,105.75 = 360,105.75 : x - Step 2: Convert to fraction form
168,378.75/360,105.75 = 360,105.75/x - Step 3: Cross multiply
168,378.75x = 360,105.75 × 360,105.75 - Step 4: Simplify right side
168,378.75x = 129,676,151,183.06 - Step 5: Solve for x
x = 129,676,151,183.06/168,378.75 - Step 6: Final answer
x = 770,145.59
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.