Finding the Fourth Proportional to 146,231.60, 218,958.60 and 93,354.80
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Solution
The fourth proportional to 146,231.60, 218,958.60 and 93,354.80 is: 139,783.99
Step by Step Solution
- Step 1: Write the proportion equation
146,231.60 : 218,958.60 = 93,354.80 : x - Step 2: Convert to fraction form
146,231.60/218,958.60 = 93,354.80/x - Step 3: Cross multiply
146,231.60x = 218,958.60 × 93,354.80 - Step 4: Simplify right side
146,231.60x = 20,440,836,311.28 - Step 5: Solve for x
x = 20,440,836,311.28/146,231.60 - Step 6: Final answer
x = 139,783.99
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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.