Finding the Fourth Proportional to 239,771.41, 330,860.97 and 132,334.52
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Solution
The fourth proportional to 239,771.41, 330,860.97 and 132,334.52 is: 182,608.62
Step by Step Solution
- Step 1: Write the proportion equation
239,771.41 : 330,860.97 = 132,334.52 : x - Step 2: Convert to fraction form
239,771.41/330,860.97 = 132,334.52/x - Step 3: Cross multiply
239,771.41x = 330,860.97 × 132,334.52 - Step 4: Simplify right side
239,771.41x = 43,784,325,997.38 - Step 5: Solve for x
x = 43,784,325,997.38/239,771.41 - Step 6: Final answer
x = 182,608.62
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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.