Finding the Fourth Proportional to 125,618.05, 173,350.93 and 69,028.21
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Solution
The fourth proportional to 125,618.05, 173,350.93 and 69,028.21 is: 95,257.84
Step by Step Solution
- Step 1: Write the proportion equation
125,618.05 : 173,350.93 = 69,028.21 : x - Step 2: Convert to fraction form
125,618.05/173,350.93 = 69,028.21/x - Step 3: Cross multiply
125,618.05x = 173,350.93 × 69,028.21 - Step 4: Simplify right side
125,618.05x = 11,966,104,399.74 - Step 5: Solve for x
x = 11,966,104,399.74/125,618.05 - Step 6: Final answer
x = 95,257.84
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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.