Finding the Fourth Proportional to 235,114.80, 352,672.20 and 201,289.20
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Solution
The fourth proportional to 235,114.80, 352,672.20 and 201,289.20 is: 301,933.80
Step by Step Solution
- Step 1: Write the proportion equation
235,114.80 : 352,672.20 = 201,289.20 : x - Step 2: Convert to fraction form
235,114.80/352,672.20 = 201,289.20/x - Step 3: Cross multiply
235,114.80x = 352,672.20 × 201,289.20 - Step 4: Simplify right side
235,114.80x = 70,989,105,000.24 - Step 5: Solve for x
x = 70,989,105,000.24/235,114.80 - Step 6: Final answer
x = 301,933.80
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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.