Finding the Fourth Proportional to 83,858.46, 125,800.44 and 27,704.49
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Solution
The fourth proportional to 83,858.46, 125,800.44 and 27,704.49 is: 41,560.95
Step by Step Solution
- Step 1: Write the proportion equation
83,858.46 : 125,800.44 = 27,704.49 : x - Step 2: Convert to fraction form
83,858.46/125,800.44 = 27,704.49/x - Step 3: Cross multiply
83,858.46x = 125,800.44 × 27,704.49 - Step 4: Simplify right side
83,858.46x = 3,485,237,031.98 - Step 5: Solve for x
x = 3,485,237,031.98/83,858.46 - Step 6: Final answer
x = 41,560.95
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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.