Finding the Fourth Proportional to 80,202.96, 110,668.68 and 44,392.59
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Solution
The fourth proportional to 80,202.96, 110,668.68 and 44,392.59 is: 61,255.46
Step by Step Solution
- Step 1: Write the proportion equation
80,202.96 : 110,668.68 = 44,392.59 : x - Step 2: Convert to fraction form
80,202.96/110,668.68 = 44,392.59/x - Step 3: Cross multiply
80,202.96x = 110,668.68 × 44,392.59 - Step 4: Simplify right side
80,202.96x = 4,912,869,337.08 - Step 5: Solve for x
x = 4,912,869,337.08/80,202.96 - Step 6: Final answer
x = 61,255.46
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.