Finding the Fourth Proportional to 131,763.12, 197,596.62 and 56,851.08
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Solution
The fourth proportional to 131,763.12, 197,596.62 and 56,851.08 is: 85,255.88
Step by Step Solution
- Step 1: Write the proportion equation
131,763.12 : 197,596.62 = 56,851.08 : x - Step 2: Convert to fraction form
131,763.12/197,596.62 = 56,851.08/x - Step 3: Cross multiply
131,763.12x = 197,596.62 × 56,851.08 - Step 4: Simplify right side
131,763.12x = 11,233,581,251.35 - Step 5: Solve for x
x = 11,233,581,251.35/131,763.12 - Step 6: Final answer
x = 85,255.88
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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.