Finding the Fourth Proportional to 83,759.36, 125,657.56 and 27,597.20
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Solution
The fourth proportional to 83,759.36, 125,657.56 and 27,597.20 is: 41,401.90
Step by Step Solution
- Step 1: Write the proportion equation
83,759.36 : 125,657.56 = 27,597.20 : x - Step 2: Convert to fraction form
83,759.36/125,657.56 = 27,597.20/x - Step 3: Cross multiply
83,759.36x = 125,657.56 × 27,597.20 - Step 4: Simplify right side
83,759.36x = 3,467,796,221.04 - Step 5: Solve for x
x = 3,467,796,221.04/83,759.36 - Step 6: Final answer
x = 41,401.90
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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.