Finding the Fourth Proportional to 179,839.97, 248,177.79 and 99,267.49
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Solution
The fourth proportional to 179,839.97, 248,177.79 and 99,267.49 is: 136,988.37
Step by Step Solution
- Step 1: Write the proportion equation
179,839.97 : 248,177.79 = 99,267.49 : x - Step 2: Convert to fraction form
179,839.97/248,177.79 = 99,267.49/x - Step 3: Cross multiply
179,839.97x = 248,177.79 × 99,267.49 - Step 4: Simplify right side
179,839.97x = 24,635,985,046.16 - Step 5: Solve for x
x = 24,635,985,046.16/179,839.97 - Step 6: Final answer
x = 136,988.37
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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.