Finding the Fourth Proportional to 69,561.92, 104,350.55 and 22,165.99
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Solution
The fourth proportional to 69,561.92, 104,350.55 and 22,165.99 is: 33,251.42
Step by Step Solution
- Step 1: Write the proportion equation
69,561.92 : 104,350.55 = 22,165.99 : x - Step 2: Convert to fraction form
69,561.92/104,350.55 = 22,165.99/x - Step 3: Cross multiply
69,561.92x = 104,350.55 × 22,165.99 - Step 4: Simplify right side
69,561.92x = 2,313,032,876.09 - Step 5: Solve for x
x = 2,313,032,876.09/69,561.92 - Step 6: Final answer
x = 33,251.42
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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.