Finding the Fourth Proportional to 234,586.05, 351,825.09 and 139,842.99
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Solution
The fourth proportional to 234,586.05, 351,825.09 and 139,842.99 is: 209,732.30
Step by Step Solution
- Step 1: Write the proportion equation
234,586.05 : 351,825.09 = 139,842.99 : x - Step 2: Convert to fraction form
234,586.05/351,825.09 = 139,842.99/x - Step 3: Cross multiply
234,586.05x = 351,825.09 × 139,842.99 - Step 4: Simplify right side
234,586.05x = 49,200,272,542.62 - Step 5: Solve for x
x = 49,200,272,542.62/234,586.05 - Step 6: Final answer
x = 209,732.30
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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.