Finding the Fourth Proportional to 252,485.93, 348,556.84 and 157,023.38
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Solution
The fourth proportional to 252,485.93, 348,556.84 and 157,023.38 is: 216,770.78
Step by Step Solution
- Step 1: Write the proportion equation
252,485.93 : 348,556.84 = 157,023.38 : x - Step 2: Convert to fraction form
252,485.93/348,556.84 = 157,023.38/x - Step 3: Cross multiply
252,485.93x = 348,556.84 × 157,023.38 - Step 4: Simplify right side
252,485.93x = 54,731,571,396.14 - Step 5: Solve for x
x = 54,731,571,396.14/252,485.93 - Step 6: Final answer
x = 216,770.78
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.