Finding the Fourth Proportional to 183,251.08, 252,869.20 and 125,940.75
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Solution
The fourth proportional to 183,251.08, 252,869.20 and 125,940.75 is: 173,786.35
Step by Step Solution
- Step 1: Write the proportion equation
183,251.08 : 252,869.20 = 125,940.75 : x - Step 2: Convert to fraction form
183,251.08/252,869.20 = 125,940.75/x - Step 3: Cross multiply
183,251.08x = 252,869.20 × 125,940.75 - Step 4: Simplify right side
183,251.08x = 31,846,536,699.90 - Step 5: Solve for x
x = 31,846,536,699.90/183,251.08 - Step 6: Final answer
x = 173,786.35
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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.