Finding the Fourth Proportional to 194,738.40, 292,204.80 and 110,563.20
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Solution
The fourth proportional to 194,738.40, 292,204.80 and 110,563.20 is: 165,899.99
Step by Step Solution
- Step 1: Write the proportion equation
194,738.40 : 292,204.80 = 110,563.20 : x - Step 2: Convert to fraction form
194,738.40/292,204.80 = 110,563.20/x - Step 3: Cross multiply
194,738.40x = 292,204.80 × 110,563.20 - Step 4: Simplify right side
194,738.40x = 32,307,097,743.36 - Step 5: Solve for x
x = 32,307,097,743.36/194,738.40 - Step 6: Final answer
x = 165,899.99
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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.