Finding the Fourth Proportional to 157,884.58, 236,821.44 and 39,556.96
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Solution
The fourth proportional to 157,884.58, 236,821.44 and 39,556.96 is: 59,334.08
Step by Step Solution
- Step 1: Write the proportion equation
157,884.58 : 236,821.44 = 39,556.96 : x - Step 2: Convert to fraction form
157,884.58/236,821.44 = 39,556.96/x - Step 3: Cross multiply
157,884.58x = 236,821.44 × 39,556.96 - Step 4: Simplify right side
157,884.58x = 9,367,936,229.22 - Step 5: Solve for x
x = 9,367,936,229.22/157,884.58 - Step 6: Final answer
x = 59,334.08
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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.