Finding the Fourth Proportional to 251,324.88, 376,907.35 and 82,813.79
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Solution
The fourth proportional to 251,324.88, 376,907.35 and 82,813.79 is: 124,194.34
Step by Step Solution
- Step 1: Write the proportion equation
251,324.88 : 376,907.35 = 82,813.79 : x - Step 2: Convert to fraction form
251,324.88/376,907.35 = 82,813.79/x - Step 3: Cross multiply
251,324.88x = 376,907.35 × 82,813.79 - Step 4: Simplify right side
251,324.88x = 31,213,127,255.78 - Step 5: Solve for x
x = 31,213,127,255.78/251,324.88 - Step 6: Final answer
x = 124,194.34
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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.