Finding the Fourth Proportional to 73,546.60, 110,143.58 and 40,216.68
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Solution
The fourth proportional to 73,546.60, 110,143.58 and 40,216.68 is: 60,228.60
Step by Step Solution
- Step 1: Write the proportion equation
73,546.60 : 110,143.58 = 40,216.68 : x - Step 2: Convert to fraction form
73,546.60/110,143.58 = 40,216.68/x - Step 3: Cross multiply
73,546.60x = 110,143.58 × 40,216.68 - Step 4: Simplify right side
73,546.60x = 4,429,609,110.91 - Step 5: Solve for x
x = 4,429,609,110.91/73,546.60 - Step 6: Final answer
x = 60,228.60
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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.