Finding the Fourth Proportional to 201,231.08, 301,846.30 and 53,487.08
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Solution
The fourth proportional to 201,231.08, 301,846.30 and 53,487.08 is: 80,230.53
Step by Step Solution
- Step 1: Write the proportion equation
201,231.08 : 301,846.30 = 53,487.08 : x - Step 2: Convert to fraction form
201,231.08/301,846.30 = 53,487.08/x - Step 3: Cross multiply
201,231.08x = 301,846.30 × 53,487.08 - Step 4: Simplify right side
201,231.08x = 16,144,877,195.80 - Step 5: Solve for x
x = 16,144,877,195.80/201,231.08 - Step 6: Final answer
x = 80,230.53
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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.