Finding the Fourth Proportional to 71,186.76, 106,787.40 and 24,433.56
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Solution
The fourth proportional to 71,186.76, 106,787.40 and 24,433.56 is: 36,652.83
Step by Step Solution
- Step 1: Write the proportion equation
71,186.76 : 106,787.40 = 24,433.56 : x - Step 2: Convert to fraction form
71,186.76/106,787.40 = 24,433.56/x - Step 3: Cross multiply
71,186.76x = 106,787.40 × 24,433.56 - Step 4: Simplify right side
71,186.76x = 2,609,196,345.14 - Step 5: Solve for x
x = 2,609,196,345.14/71,186.76 - Step 6: Final answer
x = 36,652.83
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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.