Finding the Third Proportional to 121,566.75 and 195,324.75
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Solution
The third proportional to 121,566.75 and 195,324.75 is: 313,833.82
Step by Step Solution
- Step 1: Write the proportion equation
121,566.75 : 195,324.75 = 195,324.75 : x - Step 2: Convert to fraction form
121,566.75/195,324.75 = 195,324.75/x - Step 3: Cross multiply
121,566.75x = 195,324.75 × 195,324.75 - Step 4: Simplify right side
121,566.75x = 38,151,757,962.56 - Step 5: Solve for x
x = 38,151,757,962.56/121,566.75 - Step 6: Final answer
x = 313,833.82
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Why These Related Problems?
These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.