Finding the Fourth Proportional to 204,394.05, 282,077.05 and 113,749.75
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Solution
The fourth proportional to 204,394.05, 282,077.05 and 113,749.75 is: 156,982.03
Step by Step Solution
- Step 1: Write the proportion equation
204,394.05 : 282,077.05 = 113,749.75 : x - Step 2: Convert to fraction form
204,394.05/282,077.05 = 113,749.75/x - Step 3: Cross multiply
204,394.05x = 282,077.05 × 113,749.75 - Step 4: Simplify right side
204,394.05x = 32,086,192,507.85 - Step 5: Solve for x
x = 32,086,192,507.85/204,394.05 - Step 6: Final answer
x = 156,982.03
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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.