Finding the Fourth Proportional to 113,796.66, 157,113.36 and 101,839.44
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Solution
The fourth proportional to 113,796.66, 157,113.36 and 101,839.44 is: 140,604.62
Step by Step Solution
- Step 1: Write the proportion equation
113,796.66 : 157,113.36 = 101,839.44 : x - Step 2: Convert to fraction form
113,796.66/157,113.36 = 101,839.44/x - Step 3: Cross multiply
113,796.66x = 157,113.36 × 101,839.44 - Step 4: Simplify right side
113,796.66x = 16,000,336,598.92 - Step 5: Solve for x
x = 16,000,336,598.92/113,796.66 - Step 6: Final answer
x = 140,604.62
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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.