Finding the Fourth Proportional to 79,995.62, 110,391.09 and 44,183.78
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Solution
The fourth proportional to 79,995.62, 110,391.09 and 44,183.78 is: 60,972.03
Step by Step Solution
- Step 1: Write the proportion equation
79,995.62 : 110,391.09 = 44,183.78 : x - Step 2: Convert to fraction form
79,995.62/110,391.09 = 44,183.78/x - Step 3: Cross multiply
79,995.62x = 110,391.09 × 44,183.78 - Step 4: Simplify right side
79,995.62x = 4,877,495,634.52 - Step 5: Solve for x
x = 4,877,495,634.52/79,995.62 - Step 6: Final answer
x = 60,972.03
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1.5x scale
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.