Finding the Fourth Proportional to 221,384.54, 332,052.21 and 79,224.08
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Solution
The fourth proportional to 221,384.54, 332,052.21 and 79,224.08 is: 118,827.31
Step by Step Solution
- Step 1: Write the proportion equation
221,384.54 : 332,052.21 = 79,224.08 : x - Step 2: Convert to fraction form
221,384.54/332,052.21 = 79,224.08/x - Step 3: Cross multiply
221,384.54x = 332,052.21 × 79,224.08 - Step 4: Simplify right side
221,384.54x = 26,306,529,188.96 - Step 5: Solve for x
x = 26,306,529,188.96/221,384.54 - Step 6: Final answer
x = 118,827.31
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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.