Finding the Fourth Proportional to 248,716.62, 372,762.78 and 106,394.82
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Solution
The fourth proportional to 248,716.62, 372,762.78 and 106,394.82 is: 159,458.70
Step by Step Solution
- Step 1: Write the proportion equation
248,716.62 : 372,762.78 = 106,394.82 : x - Step 2: Convert to fraction form
248,716.62/372,762.78 = 106,394.82/x - Step 3: Cross multiply
248,716.62x = 372,762.78 × 106,394.82 - Step 4: Simplify right side
248,716.62x = 39,660,028,880.80 - Step 5: Solve for x
x = 39,660,028,880.80/248,716.62 - Step 6: Final answer
x = 159,458.70
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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.