Finding the Fourth Proportional to 197.22, 295.68 and 93.06
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Solution
The fourth proportional to 197.22, 295.68 and 93.06 is: 139.52
Step by Step Solution
- Step 1: Write the proportion equation
197.22 : 295.68 = 93.06 : x - Step 2: Convert to fraction form
197.22/295.68 = 93.06/x - Step 3: Cross multiply
197.22x = 295.68 × 93.06 - Step 4: Simplify right side
197.22x = 27,515.98 - Step 5: Solve for x
x = 27,515.98/197.22 - Step 6: Final answer
x = 139.52
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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.