Finding the Fourth Proportional to 221,249.07, 332,204.84 and 126,585.99
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Solution
The fourth proportional to 221,249.07, 332,204.84 and 126,585.99 is: 190,068.50
Step by Step Solution
- Step 1: Write the proportion equation
221,249.07 : 332,204.84 = 126,585.99 : x - Step 2: Convert to fraction form
221,249.07/332,204.84 = 126,585.99/x - Step 3: Cross multiply
221,249.07x = 332,204.84 × 126,585.99 - Step 4: Simplify right side
221,249.07x = 42,052,479,108.01 - Step 5: Solve for x
x = 42,052,479,108.01/221,249.07 - Step 6: Final answer
x = 190,068.50
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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.