Finding the Fourth Proportional to 275,593.10, 413,415.66 and 107,126.26
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Solution
The fourth proportional to 275,593.10, 413,415.66 and 107,126.26 is: 160,699.50
Step by Step Solution
- Step 1: Write the proportion equation
275,593.10 : 413,415.66 = 107,126.26 : x - Step 2: Convert to fraction form
275,593.10/413,415.66 = 107,126.26/x - Step 3: Cross multiply
275,593.10x = 413,415.66 × 107,126.26 - Step 4: Simplify right side
275,593.10x = 44,287,673,481.23 - Step 5: Solve for x
x = 44,287,673,481.23/275,593.10 - Step 6: Final answer
x = 160,699.50
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1.5x scale
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.