Finding the Fourth Proportional to 71,377.70, 107,041.35 and 24,619.70
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Solution
The fourth proportional to 71,377.70, 107,041.35 and 24,619.70 is: 36,920.86
Step by Step Solution
- Step 1: Write the proportion equation
71,377.70 : 107,041.35 = 24,619.70 : x - Step 2: Convert to fraction form
71,377.70/107,041.35 = 24,619.70/x - Step 3: Cross multiply
71,377.70x = 107,041.35 × 24,619.70 - Step 4: Simplify right side
71,377.70x = 2,635,325,924.60 - Step 5: Solve for x
x = 2,635,325,924.60/71,377.70 - Step 6: Final answer
x = 36,920.86
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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.