Finding the Fourth Proportional to 173,394.36, 239,188.41 and 141,163.65
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Solution
The fourth proportional to 173,394.36, 239,188.41 and 141,163.65 is: 194,727.84
Step by Step Solution
- Step 1: Write the proportion equation
173,394.36 : 239,188.41 = 141,163.65 : x - Step 2: Convert to fraction form
173,394.36/239,188.41 = 141,163.65/x - Step 3: Cross multiply
173,394.36x = 239,188.41 × 141,163.65 - Step 4: Simplify right side
173,394.36x = 33,764,708,993.30 - Step 5: Solve for x
x = 33,764,708,993.30/173,394.36 - Step 6: Final answer
x = 194,727.84
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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.