Finding the Fourth Proportional to 125,698.35, 188,608.97 and 59,145.09
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Solution
The fourth proportional to 125,698.35, 188,608.97 and 59,145.09 is: 88,746.54
Step by Step Solution
- Step 1: Write the proportion equation
125,698.35 : 188,608.97 = 59,145.09 : x - Step 2: Convert to fraction form
125,698.35/188,608.97 = 59,145.09/x - Step 3: Cross multiply
125,698.35x = 188,608.97 × 59,145.09 - Step 4: Simplify right side
125,698.35x = 11,155,294,209.73 - Step 5: Solve for x
x = 11,155,294,209.73/125,698.35 - Step 6: Final answer
x = 88,746.54
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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.