Finding the Fourth Proportional to 204,939.96, 282,810.20 and 113,062.92
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Solution
The fourth proportional to 204,939.96, 282,810.20 and 113,062.92 is: 156,022.99
Step by Step Solution
- Step 1: Write the proportion equation
204,939.96 : 282,810.20 = 113,062.92 : x - Step 2: Convert to fraction form
204,939.96/282,810.20 = 113,062.92/x - Step 3: Cross multiply
204,939.96x = 282,810.20 × 113,062.92 - Step 4: Simplify right side
204,939.96x = 31,975,345,391.93 - Step 5: Solve for x
x = 31,975,345,391.93/204,939.96 - Step 6: Final answer
x = 156,022.99
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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.