Finding the Third Proportional to 75,873.38 and 162,816.75
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Solution
The third proportional to 75,873.38 and 162,816.75 is: 349,388.62
Step by Step Solution
- Step 1: Write the proportion equation
75,873.38 : 162,816.75 = 162,816.75 : x - Step 2: Convert to fraction form
75,873.38/162,816.75 = 162,816.75/x - Step 3: Cross multiply
75,873.38x = 162,816.75 × 162,816.75 - Step 4: Simplify right side
75,873.38x = 26,509,294,080.56 - Step 5: Solve for x
x = 26,509,294,080.56/75,873.38 - Step 6: Final answer
x = 349,388.62
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Why These Related Problems?
These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.