Finding the Fourth Proportional to 79,874.30, 110,226.62 and 44,064.20
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Solution
The fourth proportional to 79,874.30, 110,226.62 and 44,064.20 is: 60,808.65
Step by Step Solution
- Step 1: Write the proportion equation
79,874.30 : 110,226.62 = 44,064.20 : x - Step 2: Convert to fraction form
79,874.30/110,226.62 = 44,064.20/x - Step 3: Cross multiply
79,874.30x = 110,226.62 × 44,064.20 - Step 4: Simplify right side
79,874.30x = 4,857,048,214.73 - Step 5: Solve for x
x = 4,857,048,214.73/79,874.30 - Step 6: Final answer
x = 60,808.65
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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.