Finding the Fourth Proportional to 125,351.69, 188,009.07 and 41,120.75
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Solution
The fourth proportional to 125,351.69, 188,009.07 and 41,120.75 is: 61,675.07
Step by Step Solution
- Step 1: Write the proportion equation
125,351.69 : 188,009.07 = 41,120.75 : x - Step 2: Convert to fraction form
125,351.69/188,009.07 = 41,120.75/x - Step 3: Cross multiply
125,351.69x = 188,009.07 × 41,120.75 - Step 4: Simplify right side
125,351.69x = 7,731,074,435.23 - Step 5: Solve for x
x = 7,731,074,435.23/125,351.69 - Step 6: Final answer
x = 61,675.07
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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.