Finding the Fourth Proportional to 193,709.24, 267,198.09 and 133,174.79
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Solution
The fourth proportional to 193,709.24, 267,198.09 and 133,174.79 is: 183,698.26
Step by Step Solution
- Step 1: Write the proportion equation
193,709.24 : 267,198.09 = 133,174.79 : x - Step 2: Convert to fraction form
193,709.24/267,198.09 = 133,174.79/x - Step 3: Cross multiply
193,709.24x = 267,198.09 × 133,174.79 - Step 4: Simplify right side
193,709.24x = 35,584,049,524.15 - Step 5: Solve for x
x = 35,584,049,524.15/193,709.24 - Step 6: Final answer
x = 183,698.26
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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.