Finding the Fourth Proportional to 134,846.40, 202,296.60 and 40,076.40
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Solution
The fourth proportional to 134,846.40, 202,296.60 and 40,076.40 is: 60,122.62
Step by Step Solution
- Step 1: Write the proportion equation
134,846.40 : 202,296.60 = 40,076.40 : x - Step 2: Convert to fraction form
134,846.40/202,296.60 = 40,076.40/x - Step 3: Cross multiply
134,846.40x = 202,296.60 × 40,076.40 - Step 4: Simplify right side
134,846.40x = 8,107,319,460.24 - Step 5: Solve for x
x = 8,107,319,460.24/134,846.40 - Step 6: Final answer
x = 60,122.62
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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.