Finding the Fourth Proportional to 89,335.16, 134,067.36 and 33,183.08
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Solution
The fourth proportional to 89,335.16, 134,067.36 and 33,183.08 is: 49,798.62
Step by Step Solution
- Step 1: Write the proportion equation
89,335.16 : 134,067.36 = 33,183.08 : x - Step 2: Convert to fraction form
89,335.16/134,067.36 = 33,183.08/x - Step 3: Cross multiply
89,335.16x = 134,067.36 × 33,183.08 - Step 4: Simplify right side
89,335.16x = 4,448,767,932.27 - Step 5: Solve for x
x = 4,448,767,932.27/89,335.16 - Step 6: Final answer
x = 49,798.62
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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.