Finding the Fourth Proportional to 221,804.68, 332,608.20 and 63,995.64
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Solution
The fourth proportional to 221,804.68, 332,608.20 and 63,995.64 is: 95,964.95
Step by Step Solution
- Step 1: Write the proportion equation
221,804.68 : 332,608.20 = 63,995.64 : x - Step 2: Convert to fraction form
221,804.68/332,608.20 = 63,995.64/x - Step 3: Cross multiply
221,804.68x = 332,608.20 × 63,995.64 - Step 4: Simplify right side
221,804.68x = 21,285,474,628.25 - Step 5: Solve for x
x = 21,285,474,628.25/221,804.68 - Step 6: Final answer
x = 95,964.95
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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.