Finding the Fourth Proportional to 129,548.24, 194,296.44 and 36,028.88
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Solution
The fourth proportional to 129,548.24, 194,296.44 and 36,028.88 is: 54,036.11
Step by Step Solution
- Step 1: Write the proportion equation
129,548.24 : 194,296.44 = 36,028.88 : x - Step 2: Convert to fraction form
129,548.24/194,296.44 = 36,028.88/x - Step 3: Cross multiply
129,548.24x = 194,296.44 × 36,028.88 - Step 4: Simplify right side
129,548.24x = 7,000,283,121.19 - Step 5: Solve for x
x = 7,000,283,121.19/129,548.24 - Step 6: Final answer
x = 54,036.11
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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.