Finding the Fourth Proportional to 79,850.79, 119,579.36 and 50,195.07
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Solution
The fourth proportional to 79,850.79, 119,579.36 and 50,195.07 is: 75,168.88
Step by Step Solution
- Step 1: Write the proportion equation
79,850.79 : 119,579.36 = 50,195.07 : x - Step 2: Convert to fraction form
79,850.79/119,579.36 = 50,195.07/x - Step 3: Cross multiply
79,850.79x = 119,579.36 × 50,195.07 - Step 4: Simplify right side
79,850.79x = 6,002,294,094.78 - Step 5: Solve for x
x = 6,002,294,094.78/79,850.79 - Step 6: Final answer
x = 75,168.88
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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.