Finding the Fourth Proportional to 194,620.20, 291,930.30 and 110,347.80
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Solution
The fourth proportional to 194,620.20, 291,930.30 and 110,347.80 is: 165,521.70
Step by Step Solution
- Step 1: Write the proportion equation
194,620.20 : 291,930.30 = 110,347.80 : x - Step 2: Convert to fraction form
194,620.20/291,930.30 = 110,347.80/x - Step 3: Cross multiply
194,620.20x = 291,930.30 × 110,347.80 - Step 4: Simplify right side
194,620.20x = 32,213,866,358.34 - Step 5: Solve for x
x = 32,213,866,358.34/194,620.20 - Step 6: Final answer
x = 165,521.70
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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.