Finding the Third Proportional to 116,113.78 and 192,171.09
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Solution
The third proportional to 116,113.78 and 192,171.09 is: 318,047.77
Step by Step Solution
- Step 1: Write the proportion equation
116,113.78 : 192,171.09 = 192,171.09 : x - Step 2: Convert to fraction form
116,113.78/192,171.09 = 192,171.09/x - Step 3: Cross multiply
116,113.78x = 192,171.09 × 192,171.09 - Step 4: Simplify right side
116,113.78x = 36,929,729,273.07 - Step 5: Solve for x
x = 36,929,729,273.07/116,113.78 - Step 6: Final answer
x = 318,047.77
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Why These Related Problems?
These problems maintain the same ratio (1.66) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.