Finding the Fourth Proportional to 236,976.19, 327,034.26 and 129,551.96
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Solution
The fourth proportional to 236,976.19, 327,034.26 and 129,551.96 is: 178,785.60
Step by Step Solution
- Step 1: Write the proportion equation
236,976.19 : 327,034.26 = 129,551.96 : x - Step 2: Convert to fraction form
236,976.19/327,034.26 = 129,551.96/x - Step 3: Cross multiply
236,976.19x = 327,034.26 × 129,551.96 - Step 4: Simplify right side
236,976.19x = 42,367,930,187.74 - Step 5: Solve for x
x = 42,367,930,187.74/236,976.19 - Step 6: Final answer
x = 178,785.60
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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.