Finding the Fourth Proportional to 171,221.16, 256,824.36 and 44,858.62
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Solution
The fourth proportional to 171,221.16, 256,824.36 and 44,858.62 is: 67,285.99
Step by Step Solution
- Step 1: Write the proportion equation
171,221.16 : 256,824.36 = 44,858.62 : x - Step 2: Convert to fraction form
171,221.16/256,824.36 = 44,858.62/x - Step 3: Cross multiply
171,221.16x = 256,824.36 × 44,858.62 - Step 4: Simplify right side
171,221.16x = 11,520,785,729.92 - Step 5: Solve for x
x = 11,520,785,729.92/171,221.16 - Step 6: Final answer
x = 67,285.99
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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.