Finding the Fourth Proportional to 135,456.96, 203,195.18 and 46,709.19
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Solution
The fourth proportional to 135,456.96, 203,195.18 and 46,709.19 is: 70,067.14
Step by Step Solution
- Step 1: Write the proportion equation
135,456.96 : 203,195.18 = 46,709.19 : x - Step 2: Convert to fraction form
135,456.96/203,195.18 = 46,709.19/x - Step 3: Cross multiply
135,456.96x = 203,195.18 × 46,709.19 - Step 4: Simplify right side
135,456.96x = 9,491,081,529.25 - Step 5: Solve for x
x = 9,491,081,529.25/135,456.96 - Step 6: Final answer
x = 70,067.14
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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.