Finding the Fourth Proportional to 269,772.73, 372,286.44 and 148,914.09
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Solution
The fourth proportional to 269,772.73, 372,286.44 and 148,914.09 is: 205,501.49
Step by Step Solution
- Step 1: Write the proportion equation
269,772.73 : 372,286.44 = 148,914.09 : x - Step 2: Convert to fraction form
269,772.73/372,286.44 = 148,914.09/x - Step 3: Cross multiply
269,772.73x = 372,286.44 × 148,914.09 - Step 4: Simplify right side
269,772.73x = 55,438,695,687.37 - Step 5: Solve for x
x = 55,438,695,687.37/269,772.73 - Step 6: Final answer
x = 205,501.49
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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.