Finding the Fourth Proportional to 214,618.26, 322,243.38 and 120,033.75
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Solution
The fourth proportional to 214,618.26, 322,243.38 and 120,033.75 is: 180,227.35
Step by Step Solution
- Step 1: Write the proportion equation
214,618.26 : 322,243.38 = 120,033.75 : x - Step 2: Convert to fraction form
214,618.26/322,243.38 = 120,033.75/x - Step 3: Cross multiply
214,618.26x = 322,243.38 × 120,033.75 - Step 4: Simplify right side
214,618.26x = 38,680,081,314.08 - Step 5: Solve for x
x = 38,680,081,314.08/214,618.26 - Step 6: Final answer
x = 180,227.35
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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.