Finding the Fourth Proportional to 122,269.11, 183,391.38 and 33,531.54
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Solution
The fourth proportional to 122,269.11, 183,391.38 and 33,531.54 is: 50,293.94
Step by Step Solution
- Step 1: Write the proportion equation
122,269.11 : 183,391.38 = 33,531.54 : x - Step 2: Convert to fraction form
122,269.11/183,391.38 = 33,531.54/x - Step 3: Cross multiply
122,269.11x = 183,391.38 × 33,531.54 - Step 4: Simplify right side
122,269.11x = 6,149,395,394.13 - Step 5: Solve for x
x = 6,149,395,394.13/122,269.11 - Step 6: Final answer
x = 50,293.94
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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.