Finding the Fourth Proportional to 221,496.44, 332,249.36 and 79,350.95
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Solution
The fourth proportional to 221,496.44, 332,249.36 and 79,350.95 is: 119,028.11
Step by Step Solution
- Step 1: Write the proportion equation
221,496.44 : 332,249.36 = 79,350.95 : x - Step 2: Convert to fraction form
221,496.44/332,249.36 = 79,350.95/x - Step 3: Cross multiply
221,496.44x = 332,249.36 × 79,350.95 - Step 4: Simplify right side
221,496.44x = 26,364,302,786.76 - Step 5: Solve for x
x = 26,364,302,786.76/221,496.44 - Step 6: Final answer
x = 119,028.11
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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.