Finding the Fourth Proportional to 266,694.21, 367,864.61 and 171,049.41
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Solution
The fourth proportional to 266,694.21, 367,864.61 and 171,049.41 is: 235,936.97
Step by Step Solution
- Step 1: Write the proportion equation
266,694.21 : 367,864.61 = 171,049.41 : x - Step 2: Convert to fraction form
266,694.21/367,864.61 = 171,049.41/x - Step 3: Cross multiply
266,694.21x = 367,864.61 × 171,049.41 - Step 4: Simplify right side
266,694.21x = 62,923,023,645.13 - Step 5: Solve for x
x = 62,923,023,645.13/266,694.21 - Step 6: Final answer
x = 235,936.97
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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.