Finding the Fourth Proportional to 168,751.09, 232,879.87 and 92,274.97
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Solution
The fourth proportional to 168,751.09, 232,879.87 and 92,274.97 is: 127,341.29
Step by Step Solution
- Step 1: Write the proportion equation
168,751.09 : 232,879.87 = 92,274.97 : x - Step 2: Convert to fraction form
168,751.09/232,879.87 = 92,274.97/x - Step 3: Cross multiply
168,751.09x = 232,879.87 × 92,274.97 - Step 4: Simplify right side
168,751.09x = 21,488,981,392.08 - Step 5: Solve for x
x = 21,488,981,392.08/168,751.09 - Step 6: Final answer
x = 127,341.29
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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.