Finding the Fourth Proportional to 216,596.93, 298,783.74 and 125,942.88
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Solution
The fourth proportional to 216,596.93, 298,783.74 and 125,942.88 is: 173,731.39
Step by Step Solution
- Step 1: Write the proportion equation
216,596.93 : 298,783.74 = 125,942.88 : x - Step 2: Convert to fraction form
216,596.93/298,783.74 = 125,942.88/x - Step 3: Cross multiply
216,596.93x = 298,783.74 × 125,942.88 - Step 4: Simplify right side
216,596.93x = 37,629,684,712.77 - Step 5: Solve for x
x = 37,629,684,712.77/216,596.93 - Step 6: Final answer
x = 173,731.39
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1.5x scale
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.