Finding the Fourth Proportional to 197.17, 295.79 and 88.97
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Solution
The fourth proportional to 197.17, 295.79 and 88.97 is: 133.47
Step by Step Solution
- Step 1: Write the proportion equation
197.17 : 295.79 = 88.97 : x - Step 2: Convert to fraction form
197.17/295.79 = 88.97/x - Step 3: Cross multiply
197.17x = 295.79 × 88.97 - Step 4: Simplify right side
197.17x = 26,316.44 - Step 5: Solve for x
x = 26,316.44/197.17 - Step 6: Final answer
x = 133.47
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.