Finding the Fourth Proportional to 239,660.44, 330,741.41 and 132,237.43
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Solution
The fourth proportional to 239,660.44, 330,741.41 and 132,237.43 is: 182,493.17
Step by Step Solution
- Step 1: Write the proportion equation
239,660.44 : 330,741.41 = 132,237.43 : x - Step 2: Convert to fraction form
239,660.44/330,741.41 = 132,237.43/x - Step 3: Cross multiply
239,660.44x = 330,741.41 × 132,237.43 - Step 4: Simplify right side
239,660.44x = 43,736,394,052.98 - Step 5: Solve for x
x = 43,736,394,052.98/239,660.44 - Step 6: Final answer
x = 182,493.17
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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.