Finding the Fourth Proportional to 83,738.03, 125,611.11 and 33,811.88
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Solution
The fourth proportional to 83,738.03, 125,611.11 and 33,811.88 is: 50,719.46
Step by Step Solution
- Step 1: Write the proportion equation
83,738.03 : 125,611.11 = 33,811.88 : x - Step 2: Convert to fraction form
83,738.03/125,611.11 = 33,811.88/x - Step 3: Cross multiply
83,738.03x = 125,611.11 × 33,811.88 - Step 4: Simplify right side
83,738.03x = 4,247,147,149.93 - Step 5: Solve for x
x = 4,247,147,149.93/83,738.03 - Step 6: Final answer
x = 50,719.46
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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.