Finding the Fourth Proportional to 220,186.84, 303,857.58 and 119,584.12
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Solution
The fourth proportional to 220,186.84, 303,857.58 and 119,584.12 is: 165,025.94
Step by Step Solution
- Step 1: Write the proportion equation
220,186.84 : 303,857.58 = 119,584.12 : x - Step 2: Convert to fraction form
220,186.84/303,857.58 = 119,584.12/x - Step 3: Cross multiply
220,186.84x = 303,857.58 × 119,584.12 - Step 4: Simplify right side
220,186.84x = 36,336,541,309.63 - Step 5: Solve for x
x = 36,336,541,309.63/220,186.84 - Step 6: Final answer
x = 165,025.94
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.