Finding the Fourth Proportional to 194,804.94, 292,236.63 and 68,422.91
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Solution
The fourth proportional to 194,804.94, 292,236.63 and 68,422.91 is: 102,644.63
Step by Step Solution
- Step 1: Write the proportion equation
194,804.94 : 292,236.63 = 68,422.91 : x - Step 2: Convert to fraction form
194,804.94/292,236.63 = 68,422.91/x - Step 3: Cross multiply
194,804.94x = 292,236.63 × 68,422.91 - Step 4: Simplify right side
194,804.94x = 19,995,680,291.08 - Step 5: Solve for x
x = 19,995,680,291.08/194,804.94 - Step 6: Final answer
x = 102,644.63
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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.