Finding the Fourth Proportional to 104,806.23, 157,215.50 and 29,920.62
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Solution
The fourth proportional to 104,806.23, 157,215.50 and 29,920.62 is: 44,882.69
Step by Step Solution
- Step 1: Write the proportion equation
104,806.23 : 157,215.50 = 29,920.62 : x - Step 2: Convert to fraction form
104,806.23/157,215.50 = 29,920.62/x - Step 3: Cross multiply
104,806.23x = 157,215.50 × 29,920.62 - Step 4: Simplify right side
104,806.23x = 4,703,985,233.61 - Step 5: Solve for x
x = 4,703,985,233.61/104,806.23 - Step 6: Final answer
x = 44,882.69
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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.