Finding the Fourth Proportional to 197.24, 295.85 and 68.99
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Solution
The fourth proportional to 197.24, 295.85 and 68.99 is: 103.48
Step by Step Solution
- Step 1: Write the proportion equation
197.24 : 295.85 = 68.99 : x - Step 2: Convert to fraction form
197.24/295.85 = 68.99/x - Step 3: Cross multiply
197.24x = 295.85 × 68.99 - Step 4: Simplify right side
197.24x = 20,410.35 - Step 5: Solve for x
x = 20,410.35/197.24 - Step 6: Final answer
x = 103.48
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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.