Finding the Fourth Proportional to 171,249.12, 256,873.68 and 92,859.75
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Solution
The fourth proportional to 171,249.12, 256,873.68 and 92,859.75 is: 139,289.63
Step by Step Solution
- Step 1: Write the proportion equation
171,249.12 : 256,873.68 = 92,859.75 : x - Step 2: Convert to fraction form
171,249.12/256,873.68 = 92,859.75/x - Step 3: Cross multiply
171,249.12x = 256,873.68 × 92,859.75 - Step 4: Simplify right side
171,249.12x = 23,853,225,706.38 - Step 5: Solve for x
x = 23,853,225,706.38/171,249.12 - Step 6: Final answer
x = 139,289.63
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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.