Finding the Fourth Proportional to 131,936.36, 182,313.26 and 96,063.88
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Solution
The fourth proportional to 131,936.36, 182,313.26 and 96,063.88 is: 132,743.69
Step by Step Solution
- Step 1: Write the proportion equation
131,936.36 : 182,313.26 = 96,063.88 : x - Step 2: Convert to fraction form
131,936.36/182,313.26 = 96,063.88/x - Step 3: Cross multiply
131,936.36x = 182,313.26 × 96,063.88 - Step 4: Simplify right side
131,936.36x = 17,513,719,131.05 - Step 5: Solve for x
x = 17,513,719,131.05/131,936.36 - Step 6: Final answer
x = 132,743.69
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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.