Finding the Fourth Proportional to 201,222.08, 301,832.80 and 53,478.08
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Solution
The fourth proportional to 201,222.08, 301,832.80 and 53,478.08 is: 80,217.03
Step by Step Solution
- Step 1: Write the proportion equation
201,222.08 : 301,832.80 = 53,478.08 : x - Step 2: Convert to fraction form
201,222.08/301,832.80 = 53,478.08/x - Step 3: Cross multiply
201,222.08x = 301,832.80 × 53,478.08 - Step 4: Simplify right side
201,222.08x = 16,141,438,625.02 - Step 5: Solve for x
x = 16,141,438,625.02/201,222.08 - Step 6: Final answer
x = 80,217.03
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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.