Finding the Fourth Proportional to 221,794.80, 332,692.20 and 88,609.20
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Solution
The fourth proportional to 221,794.80, 332,692.20 and 88,609.20 is: 132,913.80
Step by Step Solution
- Step 1: Write the proportion equation
221,794.80 : 332,692.20 = 88,609.20 : x - Step 2: Convert to fraction form
221,794.80/332,692.20 = 88,609.20/x - Step 3: Cross multiply
221,794.80x = 332,692.20 × 88,609.20 - Step 4: Simplify right side
221,794.80x = 29,479,589,688.24 - Step 5: Solve for x
x = 29,479,589,688.24/221,794.80 - Step 6: Final answer
x = 132,913.80
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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.