Finding the Fourth Proportional to 110,682.08, 166,022.64 and 47,496.80
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Solution
The fourth proportional to 110,682.08, 166,022.64 and 47,496.80 is: 71,244.99
Step by Step Solution
- Step 1: Write the proportion equation
110,682.08 : 166,022.64 = 47,496.80 : x - Step 2: Convert to fraction form
110,682.08/166,022.64 = 47,496.80/x - Step 3: Cross multiply
110,682.08x = 166,022.64 × 47,496.80 - Step 4: Simplify right side
110,682.08x = 7,885,544,127.55 - Step 5: Solve for x
x = 7,885,544,127.55/110,682.08 - Step 6: Final answer
x = 71,244.99
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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.