Finding the Fourth Proportional to 173.41, 239.39 and 133.99
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Solution
The fourth proportional to 173.41, 239.39 and 133.99 is: 184.97
Step by Step Solution
- Step 1: Write the proportion equation
173.41 : 239.39 = 133.99 : x - Step 2: Convert to fraction form
173.41/239.39 = 133.99/x - Step 3: Cross multiply
173.41x = 239.39 × 133.99 - Step 4: Simplify right side
173.41x = 32,075.10 - Step 5: Solve for x
x = 32,075.10/173.41 - Step 6: Final answer
x = 184.97
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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.