Finding the Fourth Proportional to 273,471.20, 410,206.80 and 95,959.70
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Solution
The fourth proportional to 273,471.20, 410,206.80 and 95,959.70 is: 143,939.55
Step by Step Solution
- Step 1: Write the proportion equation
273,471.20 : 410,206.80 = 95,959.70 : x - Step 2: Convert to fraction form
273,471.20/410,206.80 = 95,959.70/x - Step 3: Cross multiply
273,471.20x = 410,206.80 × 95,959.70 - Step 4: Simplify right side
273,471.20x = 39,363,321,465.96 - Step 5: Solve for x
x = 39,363,321,465.96/273,471.20 - Step 6: Final answer
x = 143,939.55
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1.5x scale
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.