Finding the Third Proportional to 79,636 and 111,622
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Solution
The third proportional to 79,636 and 111,622 is: 156,455.26
Step by Step Solution
- Step 1: Write the proportion equation
79,636 : 111,622 = 111,622 : x - Step 2: Convert to fraction form
79,636/111,622 = 111,622/x - Step 3: Cross multiply
79,636x = 111,622 × 111,622 - Step 4: Simplify right side
79,636x = 12,459,470,884 - Step 5: Solve for x
x = 12,459,470,884/79,636 - Step 6: Final answer
x = 156,455.26
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.