Finding the Fourth Proportional to 235,316.52, 352,971.68 and 57,825.09
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Solution
The fourth proportional to 235,316.52, 352,971.68 and 57,825.09 is: 86,736.87
Step by Step Solution
- Step 1: Write the proportion equation
235,316.52 : 352,971.68 = 57,825.09 : x - Step 2: Convert to fraction form
235,316.52/352,971.68 = 57,825.09/x - Step 3: Cross multiply
235,316.52x = 352,971.68 × 57,825.09 - Step 4: Simplify right side
235,316.52x = 20,410,618,874.33 - Step 5: Solve for x
x = 20,410,618,874.33/235,316.52 - Step 6: Final answer
x = 86,736.87
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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.