Finding the Fourth Proportional to 107,632.97, 161,361.97 and 37,561.49
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Solution
The fourth proportional to 107,632.97, 161,361.97 and 37,561.49 is: 56,311.70
Step by Step Solution
- Step 1: Write the proportion equation
107,632.97 : 161,361.97 = 37,561.49 : x - Step 2: Convert to fraction form
107,632.97/161,361.97 = 37,561.49/x - Step 3: Cross multiply
107,632.97x = 161,361.97 × 37,561.49 - Step 4: Simplify right side
107,632.97x = 6,060,995,027.92 - Step 5: Solve for x
x = 6,060,995,027.92/107,632.97 - Step 6: Final answer
x = 56,311.70
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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.