Finding the Fourth Proportional to 141,563.74, 212,343.69 and 48,134.62
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Solution
The fourth proportional to 141,563.74, 212,343.69 and 48,134.62 is: 72,201.28
Step by Step Solution
- Step 1: Write the proportion equation
141,563.74 : 212,343.69 = 48,134.62 : x - Step 2: Convert to fraction form
141,563.74/212,343.69 = 48,134.62/x - Step 3: Cross multiply
141,563.74x = 212,343.69 × 48,134.62 - Step 4: Simplify right side
141,563.74x = 10,221,082,827.55 - Step 5: Solve for x
x = 10,221,082,827.55/141,563.74 - Step 6: Final answer
x = 72,201.28
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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.