Finding the Fourth Proportional to 121,941.05, 182,893.11 and 33,201.54
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Solution
The fourth proportional to 121,941.05, 182,893.11 and 33,201.54 is: 49,797.28
Step by Step Solution
- Step 1: Write the proportion equation
121,941.05 : 182,893.11 = 33,201.54 : x - Step 2: Convert to fraction form
121,941.05/182,893.11 = 33,201.54/x - Step 3: Cross multiply
121,941.05x = 182,893.11 × 33,201.54 - Step 4: Simplify right side
121,941.05x = 6,072,332,907.39 - Step 5: Solve for x
x = 6,072,332,907.39/121,941.05 - Step 6: Final answer
x = 49,797.28
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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.