Finding the Fourth Proportional to 214,965.67, 322,448.09 and 57,194.12
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Solution
The fourth proportional to 214,965.67, 322,448.09 and 57,194.12 is: 85,791.07
Step by Step Solution
- Step 1: Write the proportion equation
214,965.67 : 322,448.09 = 57,194.12 : x - Step 2: Convert to fraction form
214,965.67/322,448.09 = 57,194.12/x - Step 3: Cross multiply
214,965.67x = 322,448.09 × 57,194.12 - Step 4: Simplify right side
214,965.67x = 18,442,134,753.23 - Step 5: Solve for x
x = 18,442,134,753.23/214,965.67 - Step 6: Final answer
x = 85,791.07
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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.