Finding the Fourth Proportional to 275,910.97, 413,778.96 and 118,097.05
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Solution
The fourth proportional to 275,910.97, 413,778.96 and 118,097.05 is: 177,108.12
Step by Step Solution
- Step 1: Write the proportion equation
275,910.97 : 413,778.96 = 118,097.05 : x - Step 2: Convert to fraction form
275,910.97/413,778.96 = 118,097.05/x - Step 3: Cross multiply
275,910.97x = 413,778.96 × 118,097.05 - Step 4: Simplify right side
275,910.97x = 48,866,074,528.07 - Step 5: Solve for x
x = 48,866,074,528.07/275,910.97 - Step 6: Final answer
x = 177,108.12
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.