Finding the Fourth Proportional to 200,546.84, 276,742.62 and 109,884.75
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Solution
The fourth proportional to 200,546.84, 276,742.62 and 109,884.75 is: 151,634.37
Step by Step Solution
- Step 1: Write the proportion equation
200,546.84 : 276,742.62 = 109,884.75 : x - Step 2: Convert to fraction form
200,546.84/276,742.62 = 109,884.75/x - Step 3: Cross multiply
200,546.84x = 276,742.62 × 109,884.75 - Step 4: Simplify right side
200,546.84x = 30,409,793,613.05 - Step 5: Solve for x
x = 30,409,793,613.05/200,546.84 - Step 6: Final answer
x = 151,634.37
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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.