Finding the Fourth Proportional to 200,868.64, 277,201.68 and 110,233.60
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Solution
The fourth proportional to 200,868.64, 277,201.68 and 110,233.60 is: 152,123.99
Step by Step Solution
- Step 1: Write the proportion equation
200,868.64 : 277,201.68 = 110,233.60 : x - Step 2: Convert to fraction form
200,868.64/277,201.68 = 110,233.60/x - Step 3: Cross multiply
200,868.64x = 277,201.68 × 110,233.60 - Step 4: Simplify right side
200,868.64x = 30,556,939,112.45 - Step 5: Solve for x
x = 30,556,939,112.45/200,868.64 - Step 6: Final answer
x = 152,123.99
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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.