Finding the Fourth Proportional to 259,093.93, 388,346.08 and 157,668.28
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Solution
The fourth proportional to 259,093.93, 388,346.08 and 157,668.28 is: 236,323.02
Step by Step Solution
- Step 1: Write the proportion equation
259,093.93 : 388,346.08 = 157,668.28 : x - Step 2: Convert to fraction form
259,093.93/388,346.08 = 157,668.28/x - Step 3: Cross multiply
259,093.93x = 388,346.08 × 157,668.28 - Step 4: Simplify right side
259,093.93x = 61,229,860,804.66 - Step 5: Solve for x
x = 61,229,860,804.66/259,093.93 - Step 6: Final answer
x = 236,323.02
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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.