Finding the Fourth Proportional to 146,266.13, 201,847.26 and 79,198.13
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Solution
The fourth proportional to 146,266.13, 201,847.26 and 79,198.13 is: 109,293.42
Step by Step Solution
- Step 1: Write the proportion equation
146,266.13 : 201,847.26 = 79,198.13 : x - Step 2: Convert to fraction form
146,266.13/201,847.26 = 79,198.13/x - Step 3: Cross multiply
146,266.13x = 201,847.26 × 79,198.13 - Step 4: Simplify right side
146,266.13x = 15,985,924,528.39 - Step 5: Solve for x
x = 15,985,924,528.39/146,266.13 - Step 6: Final answer
x = 109,293.42
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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.