Finding the Fourth Proportional to 73,556.70, 110,336.14 and 18,152.70
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Solution
The fourth proportional to 73,556.70, 110,336.14 and 18,152.70 is: 27,229.32
Step by Step Solution
- Step 1: Write the proportion equation
73,556.70 : 110,336.14 = 18,152.70 : x - Step 2: Convert to fraction form
73,556.70/110,336.14 = 18,152.70/x - Step 3: Cross multiply
73,556.70x = 110,336.14 × 18,152.70 - Step 4: Simplify right side
73,556.70x = 2,002,898,848.58 - Step 5: Solve for x
x = 2,002,898,848.58/73,556.70 - Step 6: Final answer
x = 27,229.32
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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.