Finding the Fourth Proportional to 222,541.92, 307,107.93 and 120,568.08
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Solution
The fourth proportional to 222,541.92, 307,107.93 and 120,568.08 is: 166,383.99
Step by Step Solution
- Step 1: Write the proportion equation
222,541.92 : 307,107.93 = 120,568.08 : x - Step 2: Convert to fraction form
222,541.92/307,107.93 = 120,568.08/x - Step 3: Cross multiply
222,541.92x = 307,107.93 × 120,568.08 - Step 4: Simplify right side
222,541.92x = 37,027,413,472.87 - Step 5: Solve for x
x = 37,027,413,472.87/222,541.92 - Step 6: Final answer
x = 166,383.99
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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.