Finding the Fourth Proportional to 122,201.44, 183,323.92 and 63,021.12
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Solution
The fourth proportional to 122,201.44, 183,323.92 and 63,021.12 is: 94,542.90
Step by Step Solution
- Step 1: Write the proportion equation
122,201.44 : 183,323.92 = 63,021.12 : x - Step 2: Convert to fraction form
122,201.44/183,323.92 = 63,021.12/x - Step 3: Cross multiply
122,201.44x = 183,323.92 × 63,021.12 - Step 4: Simplify right side
122,201.44x = 11,553,278,761.19 - Step 5: Solve for x
x = 11,553,278,761.19/122,201.44 - Step 6: Final answer
x = 94,542.90
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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.