Finding the Third Proportional to 74,440 and 161,992
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Solution
The third proportional to 74,440 and 161,992 is: 352,517.57
Step by Step Solution
- Step 1: Write the proportion equation
74,440 : 161,992 = 161,992 : x - Step 2: Convert to fraction form
74,440/161,992 = 161,992/x - Step 3: Cross multiply
74,440x = 161,992 × 161,992 - Step 4: Simplify right side
74,440x = 26,241,408,064 - Step 5: Solve for x
x = 26,241,408,064/74,440 - Step 6: Final answer
x = 352,517.57
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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.