Finding the Fourth Proportional to 189,028.20, 283,250.70 and 163,950.60
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Solution
The fourth proportional to 189,028.20, 283,250.70 and 163,950.60 is: 245,672.99
Step by Step Solution
- Step 1: Write the proportion equation
189,028.20 : 283,250.70 = 163,950.60 : x - Step 2: Convert to fraction form
189,028.20/283,250.70 = 163,950.60/x - Step 3: Cross multiply
189,028.20x = 283,250.70 × 163,950.60 - Step 4: Simplify right side
189,028.20x = 46,439,122,215.42 - Step 5: Solve for x
x = 46,439,122,215.42/189,028.20 - Step 6: Final answer
x = 245,672.99
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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.