Finding the Fourth Proportional to 273,752.08, 410,639.76 and 86,759.44
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Solution
The fourth proportional to 273,752.08, 410,639.76 and 86,759.44 is: 130,142.85
Step by Step Solution
- Step 1: Write the proportion equation
273,752.08 : 410,639.76 = 86,759.44 : x - Step 2: Convert to fraction form
273,752.08/410,639.76 = 86,759.44/x - Step 3: Cross multiply
273,752.08x = 410,639.76 × 86,759.44 - Step 4: Simplify right side
273,752.08x = 35,626,875,619.33 - Step 5: Solve for x
x = 35,626,875,619.33/273,752.08 - Step 6: Final answer
x = 130,142.85
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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.