Finding the Fourth Proportional to 79,748.66, 119,622.99 and 23,584.39
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Solution
The fourth proportional to 79,748.66, 119,622.99 and 23,584.39 is: 35,376.59
Step by Step Solution
- Step 1: Write the proportion equation
79,748.66 : 119,622.99 = 23,584.39 : x - Step 2: Convert to fraction form
79,748.66/119,622.99 = 23,584.39/x - Step 3: Cross multiply
79,748.66x = 119,622.99 × 23,584.39 - Step 4: Simplify right side
79,748.66x = 2,821,235,249.13 - Step 5: Solve for x
x = 2,821,235,249.13/79,748.66 - Step 6: Final answer
x = 35,376.59
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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.