Finding the Fourth Proportional to 246,137.64, 369,201.16 and 68,639.92
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Solution
The fourth proportional to 246,137.64, 369,201.16 and 68,639.92 is: 102,958.40
Step by Step Solution
- Step 1: Write the proportion equation
246,137.64 : 369,201.16 = 68,639.92 : x - Step 2: Convert to fraction form
246,137.64/369,201.16 = 68,639.92/x - Step 3: Cross multiply
246,137.64x = 369,201.16 × 68,639.92 - Step 4: Simplify right side
246,137.64x = 25,341,938,086.31 - Step 5: Solve for x
x = 25,341,938,086.31/246,137.64 - Step 6: Final answer
x = 102,958.40
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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.