Finding the Fourth Proportional to 125,914.81, 188,892.73 and 37,177.29
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Solution
The fourth proportional to 125,914.81, 188,892.73 and 37,177.29 is: 55,771.99
Step by Step Solution
- Step 1: Write the proportion equation
125,914.81 : 188,892.73 = 37,177.29 : x - Step 2: Convert to fraction form
125,914.81/188,892.73 = 37,177.29/x - Step 3: Cross multiply
125,914.81x = 188,892.73 × 37,177.29 - Step 4: Simplify right side
125,914.81x = 7,022,519,421.87 - Step 5: Solve for x
x = 7,022,519,421.87/125,914.81 - Step 6: Final answer
x = 55,771.99
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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.