Finding the Fourth Proportional to 201.08, 276.74 and 169.63
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Solution
The fourth proportional to 201.08, 276.74 and 169.63 is: 233.46
Step by Step Solution
- Step 1: Write the proportion equation
201.08 : 276.74 = 169.63 : x - Step 2: Convert to fraction form
201.08/276.74 = 169.63/x - Step 3: Cross multiply
201.08x = 276.74 × 169.63 - Step 4: Simplify right side
201.08x = 46,943.41 - Step 5: Solve for x
x = 46,943.41/201.08 - Step 6: Final answer
x = 233.46
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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.