Finding the Fourth Proportional to 197.91, 273.07 and 110.58
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Solution
The fourth proportional to 197.91, 273.07 and 110.58 is: 152.57
Step by Step Solution
- Step 1: Write the proportion equation
197.91 : 273.07 = 110.58 : x - Step 2: Convert to fraction form
197.91/273.07 = 110.58/x - Step 3: Cross multiply
197.91x = 273.07 × 110.58 - Step 4: Simplify right side
197.91x = 30,195.19 - Step 5: Solve for x
x = 30,195.19/197.91 - Step 6: Final answer
x = 152.57
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.