Finding the Fourth Proportional to 193,287.24, 266,745.38 and 120,733.09
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Solution
The fourth proportional to 193,287.24, 266,745.38 and 120,733.09 is: 166,617.28
Step by Step Solution
- Step 1: Write the proportion equation
193,287.24 : 266,745.38 = 120,733.09 : x - Step 2: Convert to fraction form
193,287.24/266,745.38 = 120,733.09/x - Step 3: Cross multiply
193,287.24x = 266,745.38 × 120,733.09 - Step 4: Simplify right side
193,287.24x = 32,204,993,926.77 - Step 5: Solve for x
x = 32,204,993,926.77/193,287.24 - Step 6: Final answer
x = 166,617.28
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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.