Finding the Fourth Proportional to 73,682.60, 110,541.18 and 29,311.88
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Solution
The fourth proportional to 73,682.60, 110,541.18 and 29,311.88 is: 43,974.69
Step by Step Solution
- Step 1: Write the proportion equation
73,682.60 : 110,541.18 = 29,311.88 : x - Step 2: Convert to fraction form
73,682.60/110,541.18 = 29,311.88/x - Step 3: Cross multiply
73,682.60x = 110,541.18 × 29,311.88 - Step 4: Simplify right side
73,682.60x = 3,240,169,803.22 - Step 5: Solve for x
x = 3,240,169,803.22/73,682.60 - Step 6: Final answer
x = 43,974.69
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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.