Finding the Fourth Proportional to 135,575.56, 203,380.35 and 40,790.98
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Solution
The fourth proportional to 135,575.56, 203,380.35 and 40,790.98 is: 61,191.59
Step by Step Solution
- Step 1: Write the proportion equation
135,575.56 : 203,380.35 = 40,790.98 : x - Step 2: Convert to fraction form
135,575.56/203,380.35 = 40,790.98/x - Step 3: Cross multiply
135,575.56x = 203,380.35 × 40,790.98 - Step 4: Simplify right side
135,575.56x = 8,296,083,789.24 - Step 5: Solve for x
x = 8,296,083,789.24/135,575.56 - Step 6: Final answer
x = 61,191.59
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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.