Finding the Fourth Proportional to 73,544.40, 110,170.80 and 40,204.80
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Solution
The fourth proportional to 73,544.40, 110,170.80 and 40,204.80 is: 60,227.49
Step by Step Solution
- Step 1: Write the proportion equation
73,544.40 : 110,170.80 = 40,204.80 : x - Step 2: Convert to fraction form
73,544.40/110,170.80 = 40,204.80/x - Step 3: Cross multiply
73,544.40x = 110,170.80 × 40,204.80 - Step 4: Simplify right side
73,544.40x = 4,429,394,979.84 - Step 5: Solve for x
x = 4,429,394,979.84/73,544.40 - Step 6: Final answer
x = 60,227.49
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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.