Finding the Fourth Proportional to 135.99, 186.53 and 133.97
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Solution
The fourth proportional to 135.99, 186.53 and 133.97 is: 183.75
Step by Step Solution
- Step 1: Write the proportion equation
135.99 : 186.53 = 133.97 : x - Step 2: Convert to fraction form
135.99/186.53 = 133.97/x - Step 3: Cross multiply
135.99x = 186.53 × 133.97 - Step 4: Simplify right side
135.99x = 24,987.82 - Step 5: Solve for x
x = 24,987.82/135.99 - Step 6: Final answer
x = 183.75
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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.