Finding the Fourth Proportional to 132,733.44, 199,039.68 and 57,850.56
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Solution
The fourth proportional to 132,733.44, 199,039.68 and 57,850.56 is: 86,749.48
Step by Step Solution
- Step 1: Write the proportion equation
132,733.44 : 199,039.68 = 57,850.56 : x - Step 2: Convert to fraction form
132,733.44/199,039.68 = 57,850.56/x - Step 3: Cross multiply
132,733.44x = 199,039.68 × 57,850.56 - Step 4: Simplify right side
132,733.44x = 11,514,556,950.22 - Step 5: Solve for x
x = 11,514,556,950.22/132,733.44 - Step 6: Final answer
x = 86,749.48
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.