Finding the Third Proportional to 34,122 and 47,781
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Solution
The third proportional to 34,122 and 47,781 is: 66,907.68
Step by Step Solution
- Step 1: Write the proportion equation
34,122 : 47,781 = 47,781 : x - Step 2: Convert to fraction form
34,122/47,781 = 47,781/x - Step 3: Cross multiply
34,122x = 47,781 × 47,781 - Step 4: Simplify right side
34,122x = 2,283,023,961 - Step 5: Solve for x
x = 2,283,023,961/34,122 - Step 6: Final answer
x = 66,907.68
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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.