Finding the Fourth Proportional to 197.76, 296.95 and 106.63
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Solution
The fourth proportional to 197.76, 296.95 and 106.63 is: 160.12
Step by Step Solution
- Step 1: Write the proportion equation
197.76 : 296.95 = 106.63 : x - Step 2: Convert to fraction form
197.76/296.95 = 106.63/x - Step 3: Cross multiply
197.76x = 296.95 × 106.63 - Step 4: Simplify right side
197.76x = 31,664.25 - Step 5: Solve for x
x = 31,664.25/197.76 - Step 6: Final answer
x = 160.12
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.