Finding the Fourth Proportional to 69,439.26, 104,163.76 and 27,886.26
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Solution
The fourth proportional to 69,439.26, 104,163.76 and 27,886.26 is: 41,831.35
Step by Step Solution
- Step 1: Write the proportion equation
69,439.26 : 104,163.76 = 27,886.26 : x - Step 2: Convert to fraction form
69,439.26/104,163.76 = 27,886.26/x - Step 3: Cross multiply
69,439.26x = 104,163.76 × 27,886.26 - Step 4: Simplify right side
69,439.26x = 2,904,737,693.94 - Step 5: Solve for x
x = 2,904,737,693.94/69,439.26 - Step 6: Final answer
x = 41,831.35
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1.5x scale
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.