Finding the Fourth Proportional to 76,561.97, 114,725.99 and 32,164.44
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Solution
The fourth proportional to 76,561.97, 114,725.99 and 32,164.44 is: 48,197.52
Step by Step Solution
- Step 1: Write the proportion equation
76,561.97 : 114,725.99 = 32,164.44 : x - Step 2: Convert to fraction form
76,561.97/114,725.99 = 32,164.44/x - Step 3: Cross multiply
76,561.97x = 114,725.99 × 32,164.44 - Step 4: Simplify right side
76,561.97x = 3,690,097,060.97 - Step 5: Solve for x
x = 3,690,097,060.97/76,561.97 - Step 6: Final answer
x = 48,197.52
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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.