Finding the Third Proportional to 163,137 and 361,212
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Solution
The third proportional to 163,137 and 361,212 is: 799,782.45
Step by Step Solution
- Step 1: Write the proportion equation
163,137 : 361,212 = 361,212 : x - Step 2: Convert to fraction form
163,137/361,212 = 361,212/x - Step 3: Cross multiply
163,137x = 361,212 × 361,212 - Step 4: Simplify right side
163,137x = 130,474,108,944 - Step 5: Solve for x
x = 130,474,108,944/163,137 - Step 6: Final answer
x = 799,782.45
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.