Finding the Fourth Proportional to 243,905.10, 365,748.30 and 110,716.80
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Solution
The fourth proportional to 243,905.10, 365,748.30 and 110,716.80 is: 166,025.56
Step by Step Solution
- Step 1: Write the proportion equation
243,905.10 : 365,748.30 = 110,716.80 : x - Step 2: Convert to fraction form
243,905.10/365,748.30 = 110,716.80/x - Step 3: Cross multiply
243,905.10x = 365,748.30 × 110,716.80 - Step 4: Simplify right side
243,905.10x = 40,494,481,381.44 - Step 5: Solve for x
x = 40,494,481,381.44/243,905.10 - Step 6: Final answer
x = 166,025.56
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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.