Finding the Fourth Proportional to 143,161.37, 214,694.36 and 57,750.17
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Solution
The fourth proportional to 143,161.37, 214,694.36 and 57,750.17 is: 86,606.02
Step by Step Solution
- Step 1: Write the proportion equation
143,161.37 : 214,694.36 = 57,750.17 : x - Step 2: Convert to fraction form
143,161.37/214,694.36 = 57,750.17/x - Step 3: Cross multiply
143,161.37x = 214,694.36 × 57,750.17 - Step 4: Simplify right side
143,161.37x = 12,398,635,788.04 - Step 5: Solve for x
x = 12,398,635,788.04/143,161.37 - Step 6: Final answer
x = 86,606.02
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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.