Finding the Fourth Proportional to 213,968.68, 294,969.06 and 150,108.52
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Solution
The fourth proportional to 213,968.68, 294,969.06 and 150,108.52 is: 206,933.88
Step by Step Solution
- Step 1: Write the proportion equation
213,968.68 : 294,969.06 = 150,108.52 : x - Step 2: Convert to fraction form
213,968.68/294,969.06 = 150,108.52/x - Step 3: Cross multiply
213,968.68x = 294,969.06 × 150,108.52 - Step 4: Simplify right side
213,968.68x = 44,277,369,042.39 - Step 5: Solve for x
x = 44,277,369,042.39/213,968.68 - Step 6: Final answer
x = 206,933.88
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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.