Finding the Fourth Proportional to 201,108.21, 301,203.05 and 96,000.99
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Solution
The fourth proportional to 201,108.21, 301,203.05 and 96,000.99 is: 143,782.25
Step by Step Solution
- Step 1: Write the proportion equation
201,108.21 : 301,203.05 = 96,000.99 : x - Step 2: Convert to fraction form
201,108.21/301,203.05 = 96,000.99/x - Step 3: Cross multiply
201,108.21x = 301,203.05 × 96,000.99 - Step 4: Simplify right side
201,108.21x = 28,915,790,511.01 - Step 5: Solve for x
x = 28,915,790,511.01/201,108.21 - Step 6: Final answer
x = 143,782.25
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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.