Finding the Fourth Proportional to 132,201.24, 182,437.92 and 71,771.94
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Solution
The fourth proportional to 132,201.24, 182,437.92 and 71,771.94 is: 99,045.39
Step by Step Solution
- Step 1: Write the proportion equation
132,201.24 : 182,437.92 = 71,771.94 : x - Step 2: Convert to fraction form
132,201.24/182,437.92 = 71,771.94/x - Step 3: Cross multiply
132,201.24x = 182,437.92 × 71,771.94 - Step 4: Simplify right side
132,201.24x = 13,093,923,447.96 - Step 5: Solve for x
x = 13,093,923,447.96/132,201.24 - Step 6: Final answer
x = 99,045.39
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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.