Finding the Fourth Proportional to 192,427.67, 265,378.24 and 120,814.37
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Solution
The fourth proportional to 192,427.67, 265,378.24 and 120,814.37 is: 166,615.88
Step by Step Solution
- Step 1: Write the proportion equation
192,427.67 : 265,378.24 = 120,814.37 : x - Step 2: Convert to fraction form
192,427.67/265,378.24 = 120,814.37/x - Step 3: Cross multiply
192,427.67x = 265,378.24 × 120,814.37 - Step 4: Simplify right side
192,427.67x = 32,061,504,877.31 - Step 5: Solve for x
x = 32,061,504,877.31/192,427.67 - Step 6: Final answer
x = 166,615.88
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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.