Finding the Fourth Proportional to 107,271.19, 160,958.63 and 44,137.90
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Solution
The fourth proportional to 107,271.19, 160,958.63 and 44,137.90 is: 66,228.18
Step by Step Solution
- Step 1: Write the proportion equation
107,271.19 : 160,958.63 = 44,137.90 : x - Step 2: Convert to fraction form
107,271.19/160,958.63 = 44,137.90/x - Step 3: Cross multiply
107,271.19x = 160,958.63 × 44,137.90 - Step 4: Simplify right side
107,271.19x = 7,104,375,915.08 - Step 5: Solve for x
x = 7,104,375,915.08/107,271.19 - Step 6: Final answer
x = 66,228.18
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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.