Finding the Fourth Proportional to 71,611.08, 107,416.92 and 24,226.55
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Solution
The fourth proportional to 71,611.08, 107,416.92 and 24,226.55 is: 36,339.92
Step by Step Solution
- Step 1: Write the proportion equation
71,611.08 : 107,416.92 = 24,226.55 : x - Step 2: Convert to fraction form
71,611.08/107,416.92 = 24,226.55/x - Step 3: Cross multiply
71,611.08x = 107,416.92 × 24,226.55 - Step 4: Simplify right side
71,611.08x = 2,602,340,846.14 - Step 5: Solve for x
x = 2,602,340,846.14/71,611.08 - Step 6: Final answer
x = 36,339.92
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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.