Finding the Fourth Proportional to 208,844.02, 288,201.78 and 113,348.26
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Solution
The fourth proportional to 208,844.02, 288,201.78 and 113,348.26 is: 156,418.99
Step by Step Solution
- Step 1: Write the proportion equation
208,844.02 : 288,201.78 = 113,348.26 : x - Step 2: Convert to fraction form
208,844.02/288,201.78 = 113,348.26/x - Step 3: Cross multiply
208,844.02x = 288,201.78 × 113,348.26 - Step 4: Simplify right side
208,844.02x = 32,667,170,291.90 - Step 5: Solve for x
x = 32,667,170,291.90/208,844.02 - Step 6: Final answer
x = 156,418.99
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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.