Finding the Fourth Proportional to 71,358.59, 107,016.53 and 44,744.99
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Solution
The fourth proportional to 71,358.59, 107,016.53 and 44,744.99 is: 67,104.09
Step by Step Solution
- Step 1: Write the proportion equation
71,358.59 : 107,016.53 = 44,744.99 : x - Step 2: Convert to fraction form
71,358.59/107,016.53 = 44,744.99/x - Step 3: Cross multiply
71,358.59x = 107,016.53 × 44,744.99 - Step 4: Simplify right side
71,358.59x = 4,788,452,805.88 - Step 5: Solve for x
x = 4,788,452,805.88/71,358.59 - Step 6: Final answer
x = 67,104.09
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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.