Finding the Fourth Proportional to 246,201.22, 369,163.31 and 77,690.14
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Solution
The fourth proportional to 246,201.22, 369,163.31 and 77,690.14 is: 116,491.50
Step by Step Solution
- Step 1: Write the proportion equation
246,201.22 : 369,163.31 = 77,690.14 : x - Step 2: Convert to fraction form
246,201.22/369,163.31 = 77,690.14/x - Step 3: Cross multiply
246,201.22x = 369,163.31 × 77,690.14 - Step 4: Simplify right side
246,201.22x = 28,680,349,236.76 - Step 5: Solve for x
x = 28,680,349,236.76/246,201.22 - Step 6: Final answer
x = 116,491.50
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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.