Finding the Fourth Proportional to 362,204.21, 543,183.28 and 125,491.63
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Solution
The fourth proportional to 362,204.21, 543,183.28 and 125,491.63 is: 188,194.82
Step by Step Solution
- Step 1: Write the proportion equation
362,204.21 : 543,183.28 = 125,491.63 : x - Step 2: Convert to fraction form
362,204.21/543,183.28 = 125,491.63/x - Step 3: Cross multiply
362,204.21x = 543,183.28 × 125,491.63 - Step 4: Simplify right side
362,204.21x = 68,164,955,195.95 - Step 5: Solve for x
x = 68,164,955,195.95/362,204.21 - Step 6: Final answer
x = 188,194.82
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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.