Finding the Fourth Proportional to 203,524.97, 280,606.37 and 145,451.12
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Solution
The fourth proportional to 203,524.97, 280,606.37 and 145,451.12 is: 200,538.09
Step by Step Solution
- Step 1: Write the proportion equation
203,524.97 : 280,606.37 = 145,451.12 : x - Step 2: Convert to fraction form
203,524.97/280,606.37 = 145,451.12/x - Step 3: Cross multiply
203,524.97x = 280,606.37 × 145,451.12 - Step 4: Simplify right side
203,524.97x = 40,814,508,665.35 - Step 5: Solve for x
x = 40,814,508,665.35/203,524.97 - Step 6: Final answer
x = 200,538.09
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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.