Finding the Fourth Proportional to 125,906.04, 188,891.73 and 55,768.68
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Solution
The fourth proportional to 125,906.04, 188,891.73 and 55,768.68 is: 83,667.49
Step by Step Solution
- Step 1: Write the proportion equation
125,906.04 : 188,891.73 = 55,768.68 : x - Step 2: Convert to fraction form
125,906.04/188,891.73 = 55,768.68/x - Step 3: Cross multiply
125,906.04x = 188,891.73 × 55,768.68 - Step 4: Simplify right side
125,906.04x = 10,534,242,445.02 - Step 5: Solve for x
x = 10,534,242,445.02/125,906.04 - Step 6: Final answer
x = 83,667.49
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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.