Finding the Fourth Proportional to 196,126.63, 294,189.94 and 137,077.63
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Solution
The fourth proportional to 196,126.63, 294,189.94 and 137,077.63 is: 205,616.44
Step by Step Solution
- Step 1: Write the proportion equation
196,126.63 : 294,189.94 = 137,077.63 : x - Step 2: Convert to fraction form
196,126.63/294,189.94 = 137,077.63/x - Step 3: Cross multiply
196,126.63x = 294,189.94 × 137,077.63 - Step 4: Simplify right side
196,126.63x = 40,326,859,180.91 - Step 5: Solve for x
x = 40,326,859,180.91/196,126.63 - Step 6: Final answer
x = 205,616.44
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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.