Finding the Fourth Proportional to 73,927.44, 110,935.08 and 27,213.12
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Solution
The fourth proportional to 73,927.44, 110,935.08 and 27,213.12 is: 40,835.85
Step by Step Solution
- Step 1: Write the proportion equation
73,927.44 : 110,935.08 = 27,213.12 : x - Step 2: Convert to fraction form
73,927.44/110,935.08 = 27,213.12/x - Step 3: Cross multiply
73,927.44x = 110,935.08 × 27,213.12 - Step 4: Simplify right side
73,927.44x = 3,018,889,644.25 - Step 5: Solve for x
x = 3,018,889,644.25/73,927.44 - Step 6: Final answer
x = 40,835.85
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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.