Finding the Fourth Proportional to 83,394.12, 125,069.30 and 24,213.90
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Solution
The fourth proportional to 83,394.12, 125,069.30 and 24,213.90 is: 36,314.50
Step by Step Solution
- Step 1: Write the proportion equation
83,394.12 : 125,069.30 = 24,213.90 : x - Step 2: Convert to fraction form
83,394.12/125,069.30 = 24,213.90/x - Step 3: Cross multiply
83,394.12x = 125,069.30 × 24,213.90 - Step 4: Simplify right side
83,394.12x = 3,028,415,523.27 - Step 5: Solve for x
x = 3,028,415,523.27/83,394.12 - Step 6: Final answer
x = 36,314.50
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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.