Finding the Fourth Proportional to 114,201.43, 171,232.77 and 57,209.05
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Solution
The fourth proportional to 114,201.43, 171,232.77 and 57,209.05 is: 85,778.82
Step by Step Solution
- Step 1: Write the proportion equation
114,201.43 : 171,232.77 = 57,209.05 : x - Step 2: Convert to fraction form
114,201.43/171,232.77 = 57,209.05/x - Step 3: Cross multiply
114,201.43x = 171,232.77 × 57,209.05 - Step 4: Simplify right side
114,201.43x = 9,796,063,244.40 - Step 5: Solve for x
x = 9,796,063,244.40/114,201.43 - Step 6: Final answer
x = 85,778.82
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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.