Finding the Fourth Proportional to 125,580.53, 188,355.87 and 41,319.80
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Solution
The fourth proportional to 125,580.53, 188,355.87 and 41,319.80 is: 61,974.79
Step by Step Solution
- Step 1: Write the proportion equation
125,580.53 : 188,355.87 = 41,319.80 : x - Step 2: Convert to fraction form
125,580.53/188,355.87 = 41,319.80/x - Step 3: Cross multiply
125,580.53x = 188,355.87 × 41,319.80 - Step 4: Simplify right side
125,580.53x = 7,782,826,877.23 - Step 5: Solve for x
x = 7,782,826,877.23/125,580.53 - Step 6: Final answer
x = 61,974.79
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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.