Finding the Fourth Proportional to 126,113.14, 174,028.26 and 69,524.52
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Solution
The fourth proportional to 126,113.14, 174,028.26 and 69,524.52 is: 95,939.50
Step by Step Solution
- Step 1: Write the proportion equation
126,113.14 : 174,028.26 = 69,524.52 : x - Step 2: Convert to fraction form
126,113.14/174,028.26 = 69,524.52/x - Step 3: Cross multiply
126,113.14x = 174,028.26 × 69,524.52 - Step 4: Simplify right side
126,113.14x = 12,099,231,242.94 - Step 5: Solve for x
x = 12,099,231,242.94/126,113.14 - Step 6: Final answer
x = 95,939.50
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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.