Finding the Fourth Proportional to 229,559.18, 344,344.94 and 71,787.63
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Solution
The fourth proportional to 229,559.18, 344,344.94 and 71,787.63 is: 107,683.37
Step by Step Solution
- Step 1: Write the proportion equation
229,559.18 : 344,344.94 = 71,787.63 : x - Step 2: Convert to fraction form
229,559.18/344,344.94 = 71,787.63/x - Step 3: Cross multiply
229,559.18x = 344,344.94 × 71,787.63 - Step 4: Simplify right side
229,559.18x = 24,719,706,786.15 - Step 5: Solve for x
x = 24,719,706,786.15/229,559.18 - Step 6: Final answer
x = 107,683.37
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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.