Finding the Fourth Proportional to 96,186.26, 132,734.55 and 53,745.14
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Solution
The fourth proportional to 96,186.26, 132,734.55 and 53,745.14 is: 74,166.90
Step by Step Solution
- Step 1: Write the proportion equation
96,186.26 : 132,734.55 = 53,745.14 : x - Step 2: Convert to fraction form
96,186.26/132,734.55 = 53,745.14/x - Step 3: Cross multiply
96,186.26x = 132,734.55 × 53,745.14 - Step 4: Simplify right side
96,186.26x = 7,133,836,972.59 - Step 5: Solve for x
x = 7,133,836,972.59/96,186.26 - Step 6: Final answer
x = 74,166.90
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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.