Finding the Fourth Proportional to 229,757.94, 344,637.09 and 71,998.68
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Solution
The fourth proportional to 229,757.94, 344,637.09 and 71,998.68 is: 107,998.08
Step by Step Solution
- Step 1: Write the proportion equation
229,757.94 : 344,637.09 = 71,998.68 : x - Step 2: Convert to fraction form
229,757.94/344,637.09 = 71,998.68/x - Step 3: Cross multiply
229,757.94x = 344,637.09 × 71,998.68 - Step 4: Simplify right side
229,757.94x = 24,813,415,559.04 - Step 5: Solve for x
x = 24,813,415,559.04/229,757.94 - Step 6: Final answer
x = 107,998.08
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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.