Finding the Fourth Proportional to 182,939.60, 252,468.36 and 102,376.40
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Solution
The fourth proportional to 182,939.60, 252,468.36 and 102,376.40 is: 141,285.99
Step by Step Solution
- Step 1: Write the proportion equation
182,939.60 : 252,468.36 = 102,376.40 : x - Step 2: Convert to fraction form
182,939.60/252,468.36 = 102,376.40/x - Step 3: Cross multiply
182,939.60x = 252,468.36 × 102,376.40 - Step 4: Simplify right side
182,939.60x = 25,846,801,810.70 - Step 5: Solve for x
x = 25,846,801,810.70/182,939.60 - Step 6: Final answer
x = 141,285.99
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1.5x scale
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.