Finding the Third Proportional to 76,372 and 163,688
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Solution
The third proportional to 76,372 and 163,688 is: 350,832.26
Step by Step Solution
- Step 1: Write the proportion equation
76,372 : 163,688 = 163,688 : x - Step 2: Convert to fraction form
76,372/163,688 = 163,688/x - Step 3: Cross multiply
76,372x = 163,688 × 163,688 - Step 4: Simplify right side
76,372x = 26,793,761,344 - Step 5: Solve for x
x = 26,793,761,344/76,372 - Step 6: Final answer
x = 350,832.26
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Why These Related Problems?
These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.