Finding the Fourth Proportional to 150,658.58, 207,908.22 and 82,676.68
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Solution
The fourth proportional to 150,658.58, 207,908.22 and 82,676.68 is: 114,093.48
Step by Step Solution
- Step 1: Write the proportion equation
150,658.58 : 207,908.22 = 82,676.68 : x - Step 2: Convert to fraction form
150,658.58/207,908.22 = 82,676.68/x - Step 3: Cross multiply
150,658.58x = 207,908.22 × 82,676.68 - Step 4: Simplify right side
150,658.58x = 17,189,161,374.31 - Step 5: Solve for x
x = 17,189,161,374.31/150,658.58 - Step 6: Final answer
x = 114,093.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.