Finding the Fourth Proportional to 201,489.97, 276,287.93 and 196,241.17
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Solution
The fourth proportional to 201,489.97, 276,287.93 and 196,241.17 is: 269,090.65
Step by Step Solution
- Step 1: Write the proportion equation
201,489.97 : 276,287.93 = 196,241.17 : x - Step 2: Convert to fraction form
201,489.97/276,287.93 = 196,241.17/x - Step 3: Cross multiply
201,489.97x = 276,287.93 × 196,241.17 - Step 4: Simplify right side
201,489.97x = 54,219,066,640.08 - Step 5: Solve for x
x = 54,219,066,640.08/201,489.97 - Step 6: Final answer
x = 269,090.65
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.