Finding the Fourth Proportional to 282,930.75, 424,389.98 and 133,087.99
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Solution
The fourth proportional to 282,930.75, 424,389.98 and 133,087.99 is: 199,629.09
Step by Step Solution
- Step 1: Write the proportion equation
282,930.75 : 424,389.98 = 133,087.99 : x - Step 2: Convert to fraction form
282,930.75/424,389.98 = 133,087.99/x - Step 3: Cross multiply
282,930.75x = 424,389.98 × 133,087.99 - Step 4: Simplify right side
282,930.75x = 56,481,208,748.90 - Step 5: Solve for x
x = 56,481,208,748.90/282,930.75 - Step 6: Final answer
x = 199,629.09
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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.