Finding the Fourth Proportional to 259,085.22, 388,627.84 and 101,202.96
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Solution
The fourth proportional to 259,085.22, 388,627.84 and 101,202.96 is: 151,804.44
Step by Step Solution
- Step 1: Write the proportion equation
259,085.22 : 388,627.84 = 101,202.96 : x - Step 2: Convert to fraction form
259,085.22/388,627.84 = 101,202.96/x - Step 3: Cross multiply
259,085.22x = 388,627.84 × 101,202.96 - Step 4: Simplify right side
259,085.22x = 39,330,288,237.25 - Step 5: Solve for x
x = 39,330,288,237.25/259,085.22 - Step 6: Final answer
x = 151,804.44
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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.