Finding the Fourth Proportional to 150,199.24, 207,271.84 and 82,214.68
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Solution
The fourth proportional to 150,199.24, 207,271.84 and 82,214.68 is: 113,454.56
Step by Step Solution
- Step 1: Write the proportion equation
150,199.24 : 207,271.84 = 82,214.68 : x - Step 2: Convert to fraction form
150,199.24/207,271.84 = 82,214.68/x - Step 3: Cross multiply
150,199.24x = 207,271.84 × 82,214.68 - Step 4: Simplify right side
150,199.24x = 17,040,787,998.61 - Step 5: Solve for x
x = 17,040,787,998.61/150,199.24 - Step 6: Final answer
x = 113,454.56
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1.5x scale
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.