Finding the Third Proportional to 74,440 and 162,242
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Solution
The third proportional to 74,440 and 162,242 is: 353,606.48
Step by Step Solution
- Step 1: Write the proportion equation
74,440 : 162,242 = 162,242 : x - Step 2: Convert to fraction form
74,440/162,242 = 162,242/x - Step 3: Cross multiply
74,440x = 162,242 × 162,242 - Step 4: Simplify right side
74,440x = 26,322,466,564 - Step 5: Solve for x
x = 26,322,466,564/74,440 - Step 6: Final answer
x = 353,606.48
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Why These Related Problems?
These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.