Finding the Fourth Proportional to 274,754.91, 412,013.57 and 94,859.31
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Solution
The fourth proportional to 274,754.91, 412,013.57 and 94,859.31 is: 142,247.95
Step by Step Solution
- Step 1: Write the proportion equation
274,754.91 : 412,013.57 = 94,859.31 : x - Step 2: Convert to fraction form
274,754.91/412,013.57 = 94,859.31/x - Step 3: Cross multiply
274,754.91x = 412,013.57 × 94,859.31 - Step 4: Simplify right side
274,754.91x = 39,083,322,486.54 - Step 5: Solve for x
x = 39,083,322,486.54/274,754.91 - Step 6: Final answer
x = 142,247.95
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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.