Finding the Fourth Proportional to 361,249.80, 541,880.16 and 136,716
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Solution
The fourth proportional to 361,249.80, 541,880.16 and 136,716 is: 205,076.07
Step by Step Solution
- Step 1: Write the proportion equation
361,249.80 : 541,880.16 = 136,716 : x - Step 2: Convert to fraction form
361,249.80/541,880.16 = 136,716/x - Step 3: Cross multiply
361,249.80x = 541,880.16 × 136,716 - Step 4: Simplify right side
361,249.80x = 74,083,687,954.56 - Step 5: Solve for x
x = 74,083,687,954.56/361,249.80 - Step 6: Final answer
x = 205,076.07
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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.