Finding the Third Proportional to 79,836 and 111,004.50
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Solution
The third proportional to 79,836 and 111,004.50 is: 154,341.39
Step by Step Solution
- Step 1: Write the proportion equation
79,836 : 111,004.50 = 111,004.50 : x - Step 2: Convert to fraction form
79,836/111,004.50 = 111,004.50/x - Step 3: Cross multiply
79,836x = 111,004.50 × 111,004.50 - Step 4: Simplify right side
79,836x = 12,321,999,020.25 - Step 5: Solve for x
x = 12,321,999,020.25/79,836 - Step 6: Final answer
x = 154,341.39
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.