Finding the Fourth Proportional to 197,968.44, 273,132.18 and 111,919.08
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Solution
The fourth proportional to 197,968.44, 273,132.18 and 111,919.08 is: 154,412.00
Step by Step Solution
- Step 1: Write the proportion equation
197,968.44 : 273,132.18 = 111,919.08 : x - Step 2: Convert to fraction form
197,968.44/273,132.18 = 111,919.08/x - Step 3: Cross multiply
197,968.44x = 273,132.18 × 111,919.08 - Step 4: Simplify right side
197,968.44x = 30,568,702,303.99 - Step 5: Solve for x
x = 30,568,702,303.99/197,968.44 - Step 6: Final answer
x = 154,412.00
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.