Finding the Fourth Proportional to 282,936.78, 424,315.14 and 93,361.80
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Solution
The fourth proportional to 282,936.78, 424,315.14 and 93,361.80 is: 140,012.99
Step by Step Solution
- Step 1: Write the proportion equation
282,936.78 : 424,315.14 = 93,361.80 : x - Step 2: Convert to fraction form
282,936.78/424,315.14 = 93,361.80/x - Step 3: Cross multiply
282,936.78x = 424,315.14 × 93,361.80 - Step 4: Simplify right side
282,936.78x = 39,614,825,237.65 - Step 5: Solve for x
x = 39,614,825,237.65/282,936.78 - Step 6: Final answer
x = 140,012.99
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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.