Finding the Third Proportional to 20,190 and 47,160
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Solution
The third proportional to 20,190 and 47,160 is: 110,156.79
Step by Step Solution
- Step 1: Write the proportion equation
20,190 : 47,160 = 47,160 : x - Step 2: Convert to fraction form
20,190/47,160 = 47,160/x - Step 3: Cross multiply
20,190x = 47,160 × 47,160 - Step 4: Simplify right side
20,190x = 2,224,065,600 - Step 5: Solve for x
x = 2,224,065,600/20,190 - Step 6: Final answer
x = 110,156.79
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Why These Related Problems?
These problems maintain the same ratio (2.34) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.