Finding the Fourth Proportional to 194,976.18, 269,062.17 and 108,935.82
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Solution
The fourth proportional to 194,976.18, 269,062.17 and 108,935.82 is: 150,328.66
Step by Step Solution
- Step 1: Write the proportion equation
194,976.18 : 269,062.17 = 108,935.82 : x - Step 2: Convert to fraction form
194,976.18/269,062.17 = 108,935.82/x - Step 3: Cross multiply
194,976.18x = 269,062.17 × 108,935.82 - Step 4: Simplify right side
194,976.18x = 29,310,508,119.93 - Step 5: Solve for x
x = 29,310,508,119.93/194,976.18 - Step 6: Final answer
x = 150,328.66
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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.