Finding the Fourth Proportional to 119,770.08, 179,307.36 and 69,697.44
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Solution
The fourth proportional to 119,770.08, 179,307.36 and 69,697.44 is: 104,343.79
Step by Step Solution
- Step 1: Write the proportion equation
119,770.08 : 179,307.36 = 69,697.44 : x - Step 2: Convert to fraction form
119,770.08/179,307.36 = 69,697.44/x - Step 3: Cross multiply
119,770.08x = 179,307.36 × 69,697.44 - Step 4: Simplify right side
119,770.08x = 12,497,263,965.16 - Step 5: Solve for x
x = 12,497,263,965.16/119,770.08 - Step 6: Final answer
x = 104,343.79
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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.