Finding the Fourth Proportional to 195,761.21, 270,176.15 and 110,881.13
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Solution
The fourth proportional to 195,761.21, 270,176.15 and 110,881.13 is: 153,030.50
Step by Step Solution
- Step 1: Write the proportion equation
195,761.21 : 270,176.15 = 110,881.13 : x - Step 2: Convert to fraction form
195,761.21/270,176.15 = 110,881.13/x - Step 3: Cross multiply
195,761.21x = 270,176.15 × 110,881.13 - Step 4: Simplify right side
195,761.21x = 29,957,435,737.37 - Step 5: Solve for x
x = 29,957,435,737.37/195,761.21 - Step 6: Final answer
x = 153,030.50
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.