Finding the Fourth Proportional to 66,795.81, 100,193.91 and 16,194.63
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Solution
The fourth proportional to 66,795.81, 100,193.91 and 16,194.63 is: 24,291.99
Step by Step Solution
- Step 1: Write the proportion equation
66,795.81 : 100,193.91 = 16,194.63 : x - Step 2: Convert to fraction form
66,795.81/100,193.91 = 16,194.63/x - Step 3: Cross multiply
66,795.81x = 100,193.91 × 16,194.63 - Step 4: Simplify right side
66,795.81x = 1,622,603,300.70 - Step 5: Solve for x
x = 1,622,603,300.70/66,795.81 - Step 6: Final answer
x = 24,291.99
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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.