Finding the Fourth Proportional to 248,278.14, 372,418.02 and 61,289.64
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Solution
The fourth proportional to 248,278.14, 372,418.02 and 61,289.64 is: 91,934.66
Step by Step Solution
- Step 1: Write the proportion equation
248,278.14 : 372,418.02 = 61,289.64 : x - Step 2: Convert to fraction form
248,278.14/372,418.02 = 61,289.64/x - Step 3: Cross multiply
248,278.14x = 372,418.02 × 61,289.64 - Step 4: Simplify right side
248,278.14x = 22,825,366,375.31 - Step 5: Solve for x
x = 22,825,366,375.31/248,278.14 - Step 6: Final answer
x = 91,934.66
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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.