Finding the Fourth Proportional to 220,210.19, 303,890.36 and 119,608.19
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Solution
The fourth proportional to 220,210.19, 303,890.36 and 119,608.19 is: 165,059.46
Step by Step Solution
- Step 1: Write the proportion equation
220,210.19 : 303,890.36 = 119,608.19 : x - Step 2: Convert to fraction form
220,210.19/303,890.36 = 119,608.19/x - Step 3: Cross multiply
220,210.19x = 303,890.36 × 119,608.19 - Step 4: Simplify right side
220,210.19x = 36,347,775,918.05 - Step 5: Solve for x
x = 36,347,775,918.05/220,210.19 - Step 6: Final answer
x = 165,059.46
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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.