Finding the Fourth Proportional to 197.06, 295.68 and 115.93
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Solution
The fourth proportional to 197.06, 295.68 and 115.93 is: 173.94
Step by Step Solution
- Step 1: Write the proportion equation
197.06 : 295.68 = 115.93 : x - Step 2: Convert to fraction form
197.06/295.68 = 115.93/x - Step 3: Cross multiply
197.06x = 295.68 × 115.93 - Step 4: Simplify right side
197.06x = 34,276.70 - Step 5: Solve for x
x = 34,276.70/197.06 - Step 6: Final answer
x = 173.94
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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.