Finding the Fourth Proportional to 110,753.44, 166,031.36 and 40,616.48
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Solution
The fourth proportional to 110,753.44, 166,031.36 and 40,616.48 is: 60,888.49
Step by Step Solution
- Step 1: Write the proportion equation
110,753.44 : 166,031.36 = 40,616.48 : x - Step 2: Convert to fraction form
110,753.44/166,031.36 = 40,616.48/x - Step 3: Cross multiply
110,753.44x = 166,031.36 × 40,616.48 - Step 4: Simplify right side
110,753.44x = 6,743,609,412.81 - Step 5: Solve for x
x = 6,743,609,412.81/110,753.44 - Step 6: Final answer
x = 60,888.49
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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.