Finding the Fourth Proportional to 110,808.28, 166,212.36 and 27,702.28
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Solution
The fourth proportional to 110,808.28, 166,212.36 and 27,702.28 is: 41,553.40
Step by Step Solution
- Step 1: Write the proportion equation
110,808.28 : 166,212.36 = 27,702.28 : x - Step 2: Convert to fraction form
110,808.28/166,212.36 = 27,702.28/x - Step 3: Cross multiply
110,808.28x = 166,212.36 × 27,702.28 - Step 4: Simplify right side
110,808.28x = 4,604,461,336.18 - Step 5: Solve for x
x = 4,604,461,336.18/110,808.28 - Step 6: Final answer
x = 41,553.40
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1.5x scale
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.