Finding the Fourth Proportional to 103,271.28, 154,923.12 and 44,107.26
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Solution
The fourth proportional to 103,271.28, 154,923.12 and 44,107.26 is: 66,167.81
Step by Step Solution
- Step 1: Write the proportion equation
103,271.28 : 154,923.12 = 44,107.26 : x - Step 2: Convert to fraction form
103,271.28/154,923.12 = 44,107.26/x - Step 3: Cross multiply
103,271.28x = 154,923.12 × 44,107.26 - Step 4: Simplify right side
103,271.28x = 6,833,234,333.85 - Step 5: Solve for x
x = 6,833,234,333.85/103,271.28 - Step 6: Final answer
x = 66,167.81
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.