Finding the Fourth Proportional to 234,593.12, 351,884.76 and 57,101.12
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Solution
The fourth proportional to 234,593.12, 351,884.76 and 57,101.12 is: 85,650.48
Step by Step Solution
- Step 1: Write the proportion equation
234,593.12 : 351,884.76 = 57,101.12 : x - Step 2: Convert to fraction form
234,593.12/351,884.76 = 57,101.12/x - Step 3: Cross multiply
234,593.12x = 351,884.76 × 57,101.12 - Step 4: Simplify right side
234,593.12x = 20,093,013,906.93 - Step 5: Solve for x
x = 20,093,013,906.93/234,593.12 - Step 6: Final answer
x = 85,650.48
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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.