Finding the Fourth Proportional to 71,323.20, 107,001.72 and 24,574.68
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Solution
The fourth proportional to 71,323.20, 107,001.72 and 24,574.68 is: 36,867.85
Step by Step Solution
- Step 1: Write the proportion equation
71,323.20 : 107,001.72 = 24,574.68 : x - Step 2: Convert to fraction form
71,323.20/107,001.72 = 24,574.68/x - Step 3: Cross multiply
71,323.20x = 107,001.72 × 24,574.68 - Step 4: Simplify right side
71,323.20x = 2,629,533,028.45 - Step 5: Solve for x
x = 2,629,533,028.45/71,323.20 - Step 6: Final answer
x = 36,867.85
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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.