Finding the Fourth Proportional to 253,906.68, 350,209.26 and 167,765.88
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Solution
The fourth proportional to 253,906.68, 350,209.26 and 167,765.88 is: 231,396.69
Step by Step Solution
- Step 1: Write the proportion equation
253,906.68 : 350,209.26 = 167,765.88 : x - Step 2: Convert to fraction form
253,906.68/350,209.26 = 167,765.88/x - Step 3: Cross multiply
253,906.68x = 350,209.26 × 167,765.88 - Step 4: Simplify right side
253,906.68x = 58,753,164,688.05 - Step 5: Solve for x
x = 58,753,164,688.05/253,906.68 - Step 6: Final answer
x = 231,396.69
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.