Finding the Fourth Proportional to 203,867.00, 305,542.14 and 115,170.48
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Solution
The fourth proportional to 203,867.00, 305,542.14 and 115,170.48 is: 172,609.77
Step by Step Solution
- Step 1: Write the proportion equation
203,867.00 : 305,542.14 = 115,170.48 : x - Step 2: Convert to fraction form
203,867.00/305,542.14 = 115,170.48/x - Step 3: Cross multiply
203,867.00x = 305,542.14 × 115,170.48 - Step 4: Simplify right side
203,867.00x = 35,189,434,924.03 - Step 5: Solve for x
x = 35,189,434,924.03/203,867.00 - Step 6: Final answer
x = 172,609.77
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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.