Finding the Fourth Proportional to 246,126.44, 369,104.26 and 86,198.84
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Solution
The fourth proportional to 246,126.44, 369,104.26 and 86,198.84 is: 129,268.35
Step by Step Solution
- Step 1: Write the proportion equation
246,126.44 : 369,104.26 = 86,198.84 : x - Step 2: Convert to fraction form
246,126.44/369,104.26 = 86,198.84/x - Step 3: Cross multiply
246,126.44x = 369,104.26 × 86,198.84 - Step 4: Simplify right side
246,126.44x = 31,816,358,977.16 - Step 5: Solve for x
x = 31,816,358,977.16/246,126.44 - Step 6: Final answer
x = 129,268.35
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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.