Finding the Fourth Proportional to 189,034.20, 283,575.60 and 94,312.80
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Solution
The fourth proportional to 189,034.20, 283,575.60 and 94,312.80 is: 141,481.32
Step by Step Solution
- Step 1: Write the proportion equation
189,034.20 : 283,575.60 = 94,312.80 : x - Step 2: Convert to fraction form
189,034.20/283,575.60 = 94,312.80/x - Step 3: Cross multiply
189,034.20x = 283,575.60 × 94,312.80 - Step 4: Simplify right side
189,034.20x = 26,744,808,847.68 - Step 5: Solve for x
x = 26,744,808,847.68/189,034.20 - Step 6: Final answer
x = 141,481.32
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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.