Finding the Fourth Proportional to 167,533.81, 251,331.84 and 55,221.91
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Solution
The fourth proportional to 167,533.81, 251,331.84 and 55,221.91 is: 82,843.12
Step by Step Solution
- Step 1: Write the proportion equation
167,533.81 : 251,331.84 = 55,221.91 : x - Step 2: Convert to fraction form
167,533.81/251,331.84 = 55,221.91/x - Step 3: Cross multiply
167,533.81x = 251,331.84 × 55,221.91 - Step 4: Simplify right side
167,533.81x = 13,879,022,715.85 - Step 5: Solve for x
x = 13,879,022,715.85/167,533.81 - Step 6: Final answer
x = 82,843.12
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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.