Finding the Fourth Proportional to 201,230.10, 301,845.15 and 186,023.70
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Solution
The fourth proportional to 201,230.10, 301,845.15 and 186,023.70 is: 279,035.55
Step by Step Solution
- Step 1: Write the proportion equation
201,230.10 : 301,845.15 = 186,023.70 : x - Step 2: Convert to fraction form
201,230.10/301,845.15 = 186,023.70/x - Step 3: Cross multiply
201,230.10x = 301,845.15 × 186,023.70 - Step 4: Simplify right side
201,230.10x = 56,150,351,630.06 - Step 5: Solve for x
x = 56,150,351,630.06/201,230.10 - Step 6: Final answer
x = 279,035.55
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1.5x scale
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.