Finding the Third Proportional to 162,987.75 and 353,103.75
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Solution
The third proportional to 162,987.75 and 353,103.75 is: 764,979.32
Step by Step Solution
- Step 1: Write the proportion equation
162,987.75 : 353,103.75 = 353,103.75 : x - Step 2: Convert to fraction form
162,987.75/353,103.75 = 353,103.75/x - Step 3: Cross multiply
162,987.75x = 353,103.75 × 353,103.75 - Step 4: Simplify right side
162,987.75x = 124,682,258,264.06 - Step 5: Solve for x
x = 124,682,258,264.06/162,987.75 - Step 6: Final answer
x = 764,979.32
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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.