Finding the Fourth Proportional to 200,604.18, 276,824.07 and 120,076.14
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Solution
The fourth proportional to 200,604.18, 276,824.07 and 120,076.14 is: 165,699.27
Step by Step Solution
- Step 1: Write the proportion equation
200,604.18 : 276,824.07 = 120,076.14 : x - Step 2: Convert to fraction form
200,604.18/276,824.07 = 120,076.14/x - Step 3: Cross multiply
200,604.18x = 276,824.07 × 120,076.14 - Step 4: Simplify right side
200,604.18x = 33,239,965,784.69 - Step 5: Solve for x
x = 33,239,965,784.69/200,604.18 - Step 6: Final answer
x = 165,699.27
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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.