Finding the Fourth Proportional to 216,537.62, 324,901.37 and 102,767.60
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Solution
The fourth proportional to 216,537.62, 324,901.37 and 102,767.60 is: 154,196.46
Step by Step Solution
- Step 1: Write the proportion equation
216,537.62 : 324,901.37 = 102,767.60 : x - Step 2: Convert to fraction form
216,537.62/324,901.37 = 102,767.60/x - Step 3: Cross multiply
216,537.62x = 324,901.37 × 102,767.60 - Step 4: Simplify right side
216,537.62x = 33,389,332,664.02 - Step 5: Solve for x
x = 33,389,332,664.02/216,537.62 - Step 6: Final answer
x = 154,196.46
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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.