Finding the Third Proportional to 47,198 and 70,905
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Solution
The third proportional to 47,198 and 70,905 is: 106,519.75
Step by Step Solution
- Step 1: Write the proportion equation
47,198 : 70,905 = 70,905 : x - Step 2: Convert to fraction form
47,198/70,905 = 70,905/x - Step 3: Cross multiply
47,198x = 70,905 × 70,905 - Step 4: Simplify right side
47,198x = 5,027,519,025 - Step 5: Solve for x
x = 5,027,519,025/47,198 - Step 6: Final answer
x = 106,519.75
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.