Finding the Fourth Proportional to 263,947.14, 364,161.42 and 149,214.69
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Solution
The fourth proportional to 263,947.14, 364,161.42 and 149,214.69 is: 205,867.86
Step by Step Solution
- Step 1: Write the proportion equation
263,947.14 : 364,161.42 = 149,214.69 : x - Step 2: Convert to fraction form
263,947.14/364,161.42 = 149,214.69/x - Step 3: Cross multiply
263,947.14x = 364,161.42 × 149,214.69 - Step 4: Simplify right side
263,947.14x = 54,338,233,395.26 - Step 5: Solve for x
x = 54,338,233,395.26/263,947.14 - Step 6: Final answer
x = 205,867.86
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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.