Finding the Third Proportional to 79,853 and 111,030
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Solution
The third proportional to 79,853 and 111,030 is: 154,379.43
Step by Step Solution
- Step 1: Write the proportion equation
79,853 : 111,030 = 111,030 : x - Step 2: Convert to fraction form
79,853/111,030 = 111,030/x - Step 3: Cross multiply
79,853x = 111,030 × 111,030 - Step 4: Simplify right side
79,853x = 12,327,660,900 - Step 5: Solve for x
x = 12,327,660,900/79,853 - Step 6: Final answer
x = 154,379.43
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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.