Finding the Fourth Proportional to 221,392.98, 332,315.46 and 162,052.38
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Solution
The fourth proportional to 221,392.98, 332,315.46 and 162,052.38 is: 243,243.99
Step by Step Solution
- Step 1: Write the proportion equation
221,392.98 : 332,315.46 = 162,052.38 : x - Step 2: Convert to fraction form
221,392.98/332,315.46 = 162,052.38/x - Step 3: Cross multiply
221,392.98x = 332,315.46 × 162,052.38 - Step 4: Simplify right side
221,392.98x = 53,852,511,203.79 - Step 5: Solve for x
x = 53,852,511,203.79/221,392.98 - Step 6: Final answer
x = 243,243.99
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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.