Finding the Fourth Proportional to 201,121.58, 277,534.14 and 110,481.37
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Solution
The fourth proportional to 201,121.58, 277,534.14 and 110,481.37 is: 152,456.80
Step by Step Solution
- Step 1: Write the proportion equation
201,121.58 : 277,534.14 = 110,481.37 : x - Step 2: Convert to fraction form
201,121.58/277,534.14 = 110,481.37/x - Step 3: Cross multiply
201,121.58x = 277,534.14 × 110,481.37 - Step 4: Simplify right side
201,121.58x = 30,662,352,008.97 - Step 5: Solve for x
x = 30,662,352,008.97/201,121.58 - Step 6: Final answer
x = 152,456.80
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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.