Finding the Fourth Proportional to 83,236.22, 124,855.49 and 27,076.63
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Solution
The fourth proportional to 83,236.22, 124,855.49 and 27,076.63 is: 40,615.32
Step by Step Solution
- Step 1: Write the proportion equation
83,236.22 : 124,855.49 = 27,076.63 : x - Step 2: Convert to fraction form
83,236.22/124,855.49 = 27,076.63/x - Step 3: Cross multiply
83,236.22x = 124,855.49 × 27,076.63 - Step 4: Simplify right side
83,236.22x = 3,380,665,594.06 - Step 5: Solve for x
x = 3,380,665,594.06/83,236.22 - Step 6: Final answer
x = 40,615.32
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.