Finding the Fourth Proportional to 171,431.53, 256,902.28 and 96,394.19
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Solution
The fourth proportional to 171,431.53, 256,902.28 and 96,394.19 is: 144,453.52
Step by Step Solution
- Step 1: Write the proportion equation
171,431.53 : 256,902.28 = 96,394.19 : x - Step 2: Convert to fraction form
171,431.53/256,902.28 = 96,394.19/x - Step 3: Cross multiply
171,431.53x = 256,902.28 × 96,394.19 - Step 4: Simplify right side
171,431.53x = 24,763,886,680.29 - Step 5: Solve for x
x = 24,763,886,680.29/171,431.53 - Step 6: Final answer
x = 144,453.52
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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.