Finding the Third Proportional to 74,630 and 112,667
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Solution
The third proportional to 74,630 and 112,667 is: 170,090.48
Step by Step Solution
- Step 1: Write the proportion equation
74,630 : 112,667 = 112,667 : x - Step 2: Convert to fraction form
74,630/112,667 = 112,667/x - Step 3: Cross multiply
74,630x = 112,667 × 112,667 - Step 4: Simplify right side
74,630x = 12,693,852,889 - Step 5: Solve for x
x = 12,693,852,889/74,630 - Step 6: Final answer
x = 170,090.48
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.