Finding the Fourth Proportional to 110,924.80, 166,408.80 and 47,744.80
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Solution
The fourth proportional to 110,924.80, 166,408.80 and 47,744.80 is: 71,626.50
Step by Step Solution
- Step 1: Write the proportion equation
110,924.80 : 166,408.80 = 47,744.80 : x - Step 2: Convert to fraction form
110,924.80/166,408.80 = 47,744.80/x - Step 3: Cross multiply
110,924.80x = 166,408.80 × 47,744.80 - Step 4: Simplify right side
110,924.80x = 7,945,154,874.24 - Step 5: Solve for x
x = 7,945,154,874.24/110,924.80 - Step 6: Final answer
x = 71,626.50
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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.