Finding the Fourth Proportional to 89,889.35, 134,798.97 and 33,698.82
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Solution
The fourth proportional to 89,889.35, 134,798.97 and 33,698.82 is: 50,535.09
Step by Step Solution
- Step 1: Write the proportion equation
89,889.35 : 134,798.97 = 33,698.82 : x - Step 2: Convert to fraction form
89,889.35/134,798.97 = 33,698.82/x - Step 3: Cross multiply
89,889.35x = 134,798.97 × 33,698.82 - Step 4: Simplify right side
89,889.35x = 4,542,566,226.22 - Step 5: Solve for x
x = 4,542,566,226.22/89,889.35 - Step 6: Final answer
x = 50,535.09
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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.