Finding the Fourth Proportional to 176,142.20, 264,260.99 and 125,605.09
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Solution
The fourth proportional to 176,142.20, 264,260.99 and 125,605.09 is: 188,441.64
Step by Step Solution
- Step 1: Write the proportion equation
176,142.20 : 264,260.99 = 125,605.09 : x - Step 2: Convert to fraction form
176,142.20/264,260.99 = 125,605.09/x - Step 3: Cross multiply
176,142.20x = 264,260.99 × 125,605.09 - Step 4: Simplify right side
176,142.20x = 33,192,525,085.80 - Step 5: Solve for x
x = 33,192,525,085.80/176,142.20 - Step 6: Final answer
x = 188,441.64
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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.