Finding the Fourth Proportional to 239,991.76, 331,182.29 and 132,559.49
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Solution
The fourth proportional to 239,991.76, 331,182.29 and 132,559.49 is: 182,928.59
Step by Step Solution
- Step 1: Write the proportion equation
239,991.76 : 331,182.29 = 132,559.49 : x - Step 2: Convert to fraction form
239,991.76/331,182.29 = 132,559.49/x - Step 3: Cross multiply
239,991.76x = 331,182.29 × 132,559.49 - Step 4: Simplify right side
239,991.76x = 43,901,354,010.24 - Step 5: Solve for x
x = 43,901,354,010.24/239,991.76 - Step 6: Final answer
x = 182,928.59
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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.