Finding the Fourth Proportional to 192,028.65, 264,999.37 and 107,145.71
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Solution
The fourth proportional to 192,028.65, 264,999.37 and 107,145.71 is: 147,860.99
Step by Step Solution
- Step 1: Write the proportion equation
192,028.65 : 264,999.37 = 107,145.71 : x - Step 2: Convert to fraction form
192,028.65/264,999.37 = 107,145.71/x - Step 3: Cross multiply
192,028.65x = 264,999.37 × 107,145.71 - Step 4: Simplify right side
192,028.65x = 28,393,545,648.20 - Step 5: Solve for x
x = 28,393,545,648.20/192,028.65 - Step 6: Final answer
x = 147,860.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.