Finding the Fourth Proportional to 192,956.68, 266,338.02 and 117,542.44
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Solution
The fourth proportional to 192,956.68, 266,338.02 and 117,542.44 is: 162,243.78
Step by Step Solution
- Step 1: Write the proportion equation
192,956.68 : 266,338.02 = 117,542.44 : x - Step 2: Convert to fraction form
192,956.68/266,338.02 = 117,542.44/x - Step 3: Cross multiply
192,956.68x = 266,338.02 × 117,542.44 - Step 4: Simplify right side
192,956.68x = 31,306,020,735.57 - Step 5: Solve for x
x = 31,306,020,735.57/192,956.68 - Step 6: Final answer
x = 162,243.78
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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.