Finding the Fourth Proportional to 150,230.70, 207,318.42 and 82,251.99
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Solution
The fourth proportional to 150,230.70, 207,318.42 and 82,251.99 is: 113,507.78
Step by Step Solution
- Step 1: Write the proportion equation
150,230.70 : 207,318.42 = 82,251.99 : x - Step 2: Convert to fraction form
150,230.70/207,318.42 = 82,251.99/x - Step 3: Cross multiply
150,230.70x = 207,318.42 × 82,251.99 - Step 4: Simplify right side
150,230.70x = 17,052,352,608.66 - Step 5: Solve for x
x = 17,052,352,608.66/150,230.70 - Step 6: Final answer
x = 113,507.78
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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.