Finding the Fourth Proportional to 219,984.75, 303,582.60 and 119,382.75
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Solution
The fourth proportional to 219,984.75, 303,582.60 and 119,382.75 is: 164,750.17
Step by Step Solution
- Step 1: Write the proportion equation
219,984.75 : 303,582.60 = 119,382.75 : x - Step 2: Convert to fraction form
219,984.75/303,582.60 = 119,382.75/x - Step 3: Cross multiply
219,984.75x = 303,582.60 × 119,382.75 - Step 4: Simplify right side
219,984.75x = 36,242,525,640.15 - Step 5: Solve for x
x = 36,242,525,640.15/219,984.75 - Step 6: Final answer
x = 164,750.17
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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.