Finding the Fourth Proportional to 271,660.36, 374,884.40 and 149,152.14
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Solution
The fourth proportional to 271,660.36, 374,884.40 and 149,152.14 is: 205,826.17
Step by Step Solution
- Step 1: Write the proportion equation
271,660.36 : 374,884.40 = 149,152.14 : x - Step 2: Convert to fraction form
271,660.36/374,884.40 = 149,152.14/x - Step 3: Cross multiply
271,660.36x = 374,884.40 × 149,152.14 - Step 4: Simplify right side
271,660.36x = 55,914,810,512.62 - Step 5: Solve for x
x = 55,914,810,512.62/271,660.36 - Step 6: Final answer
x = 205,826.17
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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.