Finding the Fourth Proportional to 248,571.08, 343,036.62 and 141,137.54
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Solution
The fourth proportional to 248,571.08, 343,036.62 and 141,137.54 is: 194,774.65
Step by Step Solution
- Step 1: Write the proportion equation
248,571.08 : 343,036.62 = 141,137.54 : x - Step 2: Convert to fraction form
248,571.08/343,036.62 = 141,137.54/x - Step 3: Cross multiply
248,571.08x = 343,036.62 × 141,137.54 - Step 4: Simplify right side
248,571.08x = 48,415,344,676.71 - Step 5: Solve for x
x = 48,415,344,676.71/248,571.08 - Step 6: Final answer
x = 194,774.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.