Finding the Fourth Proportional to 83,180.91, 124,696.49 and 29,860.38
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Solution
The fourth proportional to 83,180.91, 124,696.49 and 29,860.38 is: 44,763.69
Step by Step Solution
- Step 1: Write the proportion equation
83,180.91 : 124,696.49 = 29,860.38 : x - Step 2: Convert to fraction form
83,180.91/124,696.49 = 29,860.38/x - Step 3: Cross multiply
83,180.91x = 124,696.49 × 29,860.38 - Step 4: Simplify right side
83,180.91x = 3,723,484,576.07 - Step 5: Solve for x
x = 3,723,484,576.07/83,180.91 - Step 6: Final answer
x = 44,763.69
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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.