Finding the Fourth Proportional to 71,457.84, 107,202.96 and 24,711.12
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Solution
The fourth proportional to 71,457.84, 107,202.96 and 24,711.12 is: 37,072.28
Step by Step Solution
- Step 1: Write the proportion equation
71,457.84 : 107,202.96 = 24,711.12 : x - Step 2: Convert to fraction form
71,457.84/107,202.96 = 24,711.12/x - Step 3: Cross multiply
71,457.84x = 107,202.96 × 24,711.12 - Step 4: Simplify right side
71,457.84x = 2,649,105,208.92 - Step 5: Solve for x
x = 2,649,105,208.92/71,457.84 - Step 6: Final answer
x = 37,072.28
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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.