Finding the Fourth Proportional to 190,440.99, 285,862.37 and 186,151.68
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Solution
The fourth proportional to 190,440.99, 285,862.37 and 186,151.68 is: 279,423.88
Step by Step Solution
- Step 1: Write the proportion equation
190,440.99 : 285,862.37 = 186,151.68 : x - Step 2: Convert to fraction form
190,440.99/285,862.37 = 186,151.68/x - Step 3: Cross multiply
190,440.99x = 285,862.37 × 186,151.68 - Step 4: Simplify right side
190,440.99x = 53,213,759,493.52 - Step 5: Solve for x
x = 53,213,759,493.52/190,440.99 - Step 6: Final answer
x = 279,423.88
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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.