Finding the Fourth Proportional to 140,806.94, 211,210.86 and 35,625.92
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Solution
The fourth proportional to 140,806.94, 211,210.86 and 35,625.92 is: 53,438.99
Step by Step Solution
- Step 1: Write the proportion equation
140,806.94 : 211,210.86 = 35,625.92 : x - Step 2: Convert to fraction form
140,806.94/211,210.86 = 35,625.92/x - Step 3: Cross multiply
140,806.94x = 211,210.86 × 35,625.92 - Step 4: Simplify right side
140,806.94x = 7,524,580,145.44 - Step 5: Solve for x
x = 7,524,580,145.44/140,806.94 - Step 6: Final answer
x = 53,438.99
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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.