Finding the Fourth Proportional to 221,935.74, 332,894.91 and 122,293.50
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Solution
The fourth proportional to 221,935.74, 332,894.91 and 122,293.50 is: 183,435.46
Step by Step Solution
- Step 1: Write the proportion equation
221,935.74 : 332,894.91 = 122,293.50 : x - Step 2: Convert to fraction form
221,935.74/332,894.91 = 122,293.50/x - Step 3: Cross multiply
221,935.74x = 332,894.91 × 122,293.50 - Step 4: Simplify right side
221,935.74x = 40,710,883,676.09 - Step 5: Solve for x
x = 40,710,883,676.09/221,935.74 - Step 6: Final answer
x = 183,435.46
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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.