Finding the Fourth Proportional to 147,231.87, 220,863.14 and 40,615.84
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Solution
The fourth proportional to 147,231.87, 220,863.14 and 40,615.84 is: 60,927.99
Step by Step Solution
- Step 1: Write the proportion equation
147,231.87 : 220,863.14 = 40,615.84 : x - Step 2: Convert to fraction form
147,231.87/220,863.14 = 40,615.84/x - Step 3: Cross multiply
147,231.87x = 220,863.14 × 40,615.84 - Step 4: Simplify right side
147,231.87x = 8,970,541,956.14 - Step 5: Solve for x
x = 8,970,541,956.14/147,231.87 - Step 6: Final answer
x = 60,927.99
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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.