Finding the Fourth Proportional to 143,758.44, 214,626.84 and 109,846.98
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Solution
The fourth proportional to 143,758.44, 214,626.84 and 109,846.98 is: 163,998.09
Step by Step Solution
- Step 1: Write the proportion equation
143,758.44 : 214,626.84 = 109,846.98 : x - Step 2: Convert to fraction form
143,758.44/214,626.84 = 109,846.98/x - Step 3: Cross multiply
143,758.44x = 214,626.84 × 109,846.98 - Step 4: Simplify right side
143,758.44x = 23,576,110,200.94 - Step 5: Solve for x
x = 23,576,110,200.94/143,758.44 - Step 6: Final answer
x = 163,998.09
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.