Finding the Fourth Proportional to 144,847.73, 217,224.92 and 135,402.21
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Solution
The fourth proportional to 144,847.73, 217,224.92 and 135,402.21 is: 203,059.69
Step by Step Solution
- Step 1: Write the proportion equation
144,847.73 : 217,224.92 = 135,402.21 : x - Step 2: Convert to fraction form
144,847.73/217,224.92 = 135,402.21/x - Step 3: Cross multiply
144,847.73x = 217,224.92 × 135,402.21 - Step 4: Simplify right side
144,847.73x = 29,412,733,558.06 - Step 5: Solve for x
x = 29,412,733,558.06/144,847.73 - Step 6: Final answer
x = 203,059.69
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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.