Finding the Fourth Proportional to 177,091.05, 244,391.36 and 100,608.75
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Solution
The fourth proportional to 177,091.05, 244,391.36 and 100,608.75 is: 138,843.32
Step by Step Solution
- Step 1: Write the proportion equation
177,091.05 : 244,391.36 = 100,608.75 : x - Step 2: Convert to fraction form
177,091.05/244,391.36 = 100,608.75/x - Step 3: Cross multiply
177,091.05x = 244,391.36 × 100,608.75 - Step 4: Simplify right side
177,091.05x = 24,587,909,851.38 - Step 5: Solve for x
x = 24,587,909,851.38/177,091.05 - Step 6: Final answer
x = 138,843.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.