Finding the Fourth Proportional to 188,986.46, 283,480.08 and 177,439.10
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Solution
The fourth proportional to 188,986.46, 283,480.08 and 177,439.10 is: 266,159.02
Step by Step Solution
- Step 1: Write the proportion equation
188,986.46 : 283,480.08 = 177,439.10 : x - Step 2: Convert to fraction form
188,986.46/283,480.08 = 177,439.10/x - Step 3: Cross multiply
188,986.46x = 283,480.08 × 177,439.10 - Step 4: Simplify right side
188,986.46x = 50,300,450,263.13 - Step 5: Solve for x
x = 50,300,450,263.13/188,986.46 - Step 6: Final answer
x = 266,159.02
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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.