Finding the Fourth Proportional to 150,044.24, 207,064.68 and 82,067.60
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Solution
The fourth proportional to 150,044.24, 207,064.68 and 82,067.60 is: 113,255.27
Step by Step Solution
- Step 1: Write the proportion equation
150,044.24 : 207,064.68 = 82,067.60 : x - Step 2: Convert to fraction form
150,044.24/207,064.68 = 82,067.60/x - Step 3: Cross multiply
150,044.24x = 207,064.68 × 82,067.60 - Step 4: Simplify right side
150,044.24x = 16,993,301,332.37 - Step 5: Solve for x
x = 16,993,301,332.37/150,044.24 - Step 6: Final answer
x = 113,255.27
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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.