Finding the Third Proportional to 79,494 and 111,417
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Solution
The third proportional to 79,494 and 111,417 is: 156,159.56
Step by Step Solution
- Step 1: Write the proportion equation
79,494 : 111,417 = 111,417 : x - Step 2: Convert to fraction form
79,494/111,417 = 111,417/x - Step 3: Cross multiply
79,494x = 111,417 × 111,417 - Step 4: Simplify right side
79,494x = 12,413,747,889 - Step 5: Solve for x
x = 12,413,747,889/79,494 - Step 6: Final answer
x = 156,159.56
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.