Finding the Fourth Proportional to 269,359.97, 371,719.26 and 148,505.54
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Solution
The fourth proportional to 269,359.97, 371,719.26 and 148,505.54 is: 204,939.02
Step by Step Solution
- Step 1: Write the proportion equation
269,359.97 : 371,719.26 = 148,505.54 : x - Step 2: Convert to fraction form
269,359.97/371,719.26 = 148,505.54/x - Step 3: Cross multiply
269,359.97x = 371,719.26 × 148,505.54 - Step 4: Simplify right side
269,359.97x = 55,202,367,576.10 - Step 5: Solve for x
x = 55,202,367,576.10/269,359.97 - Step 6: Final answer
x = 204,939.02
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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.