Finding the Fourth Proportional to 269,807.26, 372,324.23 and 148,945.94
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Solution
The fourth proportional to 269,807.26, 372,324.23 and 148,945.94 is: 205,539.99
Step by Step Solution
- Step 1: Write the proportion equation
269,807.26 : 372,324.23 = 148,945.94 : x - Step 2: Convert to fraction form
269,807.26/372,324.23 = 148,945.94/x - Step 3: Cross multiply
269,807.26x = 372,324.23 × 148,945.94 - Step 4: Simplify right side
269,807.26x = 55,456,182,422.13 - Step 5: Solve for x
x = 55,456,182,422.13/269,807.26 - Step 6: Final answer
x = 205,539.99
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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.