Finding the Fourth Proportional to 195.74, 292.74 and 174.21
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Solution
The fourth proportional to 195.74, 292.74 and 174.21 is: 260.54
Step by Step Solution
- Step 1: Write the proportion equation
195.74 : 292.74 = 174.21 : x - Step 2: Convert to fraction form
195.74/292.74 = 174.21/x - Step 3: Cross multiply
195.74x = 292.74 × 174.21 - Step 4: Simplify right side
195.74x = 50,998.24 - Step 5: Solve for x
x = 50,998.24/195.74 - Step 6: Final answer
x = 260.54
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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.