Finding the Fourth Proportional to 182,949.81, 252,434.49 and 102,361.70
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Solution
The fourth proportional to 182,949.81, 252,434.49 and 102,361.70 is: 141,238.87
Step by Step Solution
- Step 1: Write the proportion equation
182,949.81 : 252,434.49 = 102,361.70 : x - Step 2: Convert to fraction form
182,949.81/252,434.49 = 102,361.70/x - Step 3: Cross multiply
182,949.81x = 252,434.49 × 102,361.70 - Step 4: Simplify right side
182,949.81x = 25,839,623,535.03 - Step 5: Solve for x
x = 25,839,623,535.03/182,949.81 - Step 6: Final answer
x = 141,238.87
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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.