Finding the Fourth Proportional to 73,560.75, 110,342.75 and 18,156.75
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Solution
The fourth proportional to 73,560.75, 110,342.75 and 18,156.75 is: 27,235.52
Step by Step Solution
- Step 1: Write the proportion equation
73,560.75 : 110,342.75 = 18,156.75 : x - Step 2: Convert to fraction form
73,560.75/110,342.75 = 18,156.75/x - Step 3: Cross multiply
73,560.75x = 110,342.75 × 18,156.75 - Step 4: Simplify right side
73,560.75x = 2,003,465,635.28 - Step 5: Solve for x
x = 2,003,465,635.28/73,560.75 - Step 6: Final answer
x = 27,235.52
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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.