Finding the Fourth Proportional to 69,571.71, 104,371.61 and 29,590.65
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Solution
The fourth proportional to 69,571.71, 104,371.61 and 29,590.65 is: 44,391.95
Step by Step Solution
- Step 1: Write the proportion equation
69,571.71 : 104,371.61 = 29,590.65 : x - Step 2: Convert to fraction form
69,571.71/104,371.61 = 29,590.65/x - Step 3: Cross multiply
69,571.71x = 104,371.61 × 29,590.65 - Step 4: Simplify right side
69,571.71x = 3,088,423,633.49 - Step 5: Solve for x
x = 3,088,423,633.49/69,571.71 - Step 6: Final answer
x = 44,391.95
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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.