Finding the Fourth Proportional to 135.07, 201.24 and 130.19
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Solution
The fourth proportional to 135.07, 201.24 and 130.19 is: 193.97
Step by Step Solution
- Step 1: Write the proportion equation
135.07 : 201.24 = 130.19 : x - Step 2: Convert to fraction form
135.07/201.24 = 130.19/x - Step 3: Cross multiply
135.07x = 201.24 × 130.19 - Step 4: Simplify right side
135.07x = 26,198.43 - Step 5: Solve for x
x = 26,198.43/135.07 - Step 6: Final answer
x = 193.97
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.