Finding the Fourth Proportional to 146.88, 201.24 and 135.99
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Solution
The fourth proportional to 146.88, 201.24 and 135.99 is: 186.32
Step by Step Solution
- Step 1: Write the proportion equation
146.88 : 201.24 = 135.99 : x - Step 2: Convert to fraction form
146.88/201.24 = 135.99/x - Step 3: Cross multiply
146.88x = 201.24 × 135.99 - Step 4: Simplify right side
146.88x = 27,366.63 - Step 5: Solve for x
x = 27,366.63/146.88 - Step 6: Final answer
x = 186.32
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.