Finding the Fourth Proportional to 141,840.06, 195,725.26 and 84,467.97
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Solution
The fourth proportional to 141,840.06, 195,725.26 and 84,467.97 is: 116,557.45
Step by Step Solution
- Step 1: Write the proportion equation
141,840.06 : 195,725.26 = 84,467.97 : x - Step 2: Convert to fraction form
141,840.06/195,725.26 = 84,467.97/x - Step 3: Cross multiply
141,840.06x = 195,725.26 × 84,467.97 - Step 4: Simplify right side
141,840.06x = 16,532,515,389.92 - Step 5: Solve for x
x = 16,532,515,389.92/141,840.06 - Step 6: Final answer
x = 116,557.45
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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.