Finding the Fourth Proportional to 194,744.60, 292,116.90 and 110,763.80
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Solution
The fourth proportional to 194,744.60, 292,116.90 and 110,763.80 is: 166,145.70
Step by Step Solution
- Step 1: Write the proportion equation
194,744.60 : 292,116.90 = 110,763.80 : x - Step 2: Convert to fraction form
194,744.60/292,116.90 = 110,763.80/x - Step 3: Cross multiply
194,744.60x = 292,116.90 × 110,763.80 - Step 4: Simplify right side
194,744.60x = 32,355,977,888.22 - Step 5: Solve for x
x = 32,355,977,888.22/194,744.60 - Step 6: Final answer
x = 166,145.70
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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.