Finding the Fourth Proportional to 168,227.02, 232,152.60 and 91,745.92
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Solution
The fourth proportional to 168,227.02, 232,152.60 and 91,745.92 is: 126,608.99
Step by Step Solution
- Step 1: Write the proportion equation
168,227.02 : 232,152.60 = 91,745.92 : x - Step 2: Convert to fraction form
168,227.02/232,152.60 = 91,745.92/x - Step 3: Cross multiply
168,227.02x = 232,152.60 × 91,745.92 - Step 4: Simplify right side
168,227.02x = 21,299,053,867.39 - Step 5: Solve for x
x = 21,299,053,867.39/168,227.02 - Step 6: Final answer
x = 126,608.99
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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.