Finding the Fourth Proportional to 273,263.55, 409,907.61 and 83,710.08
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Solution
The fourth proportional to 273,263.55, 409,907.61 and 83,710.08 is: 125,568.88
Step by Step Solution
- Step 1: Write the proportion equation
273,263.55 : 409,907.61 = 83,710.08 : x - Step 2: Convert to fraction form
273,263.55/409,907.61 = 83,710.08/x - Step 3: Cross multiply
273,263.55x = 409,907.61 × 83,710.08 - Step 4: Simplify right side
273,263.55x = 34,313,398,825.71 - Step 5: Solve for x
x = 34,313,398,825.71/273,263.55 - Step 6: Final answer
x = 125,568.88
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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.