Finding the Fourth Proportional to 79,847.12, 119,770.68 and 24,435.92
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Solution
The fourth proportional to 79,847.12, 119,770.68 and 24,435.92 is: 36,653.88
Step by Step Solution
- Step 1: Write the proportion equation
79,847.12 : 119,770.68 = 24,435.92 : x - Step 2: Convert to fraction form
79,847.12/119,770.68 = 24,435.92/x - Step 3: Cross multiply
79,847.12x = 119,770.68 × 24,435.92 - Step 4: Simplify right side
79,847.12x = 2,926,706,754.83 - Step 5: Solve for x
x = 2,926,706,754.83/79,847.12 - Step 6: Final answer
x = 36,653.88
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1.5x scale
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.