Finding the Fourth Proportional to 125,183,114.82, 172,750,124.70 and 69,419,536.56
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Solution
The fourth proportional to 125,183,114.82, 172,750,124.70 and 69,419,536.56 is: 95,797,533.19
Step by Step Solution
- Step 1: Write the proportion equation
125,183,114.82 : 172,750,124.70 = 69,419,536.56 : x - Step 2: Convert to fraction form
125,183,114.82/172,750,124.70 = 69,419,536.56/x - Step 3: Cross multiply
125,183,114.82x = 172,750,124.70 × 69,419,536.56 - Step 4: Simplify right side
125,183,114.82x = 11,992,233,597,356,208 - Step 5: Solve for x
x = 11,992,233,597,356,208/125,183,114.82 - Step 6: Final answer
x = 95,797,533.19
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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.