Finding the Fourth Proportional to 71,027.12, 106,533.38 and 44,651.90
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Solution
The fourth proportional to 71,027.12, 106,533.38 and 44,651.90 is: 66,973.26
Step by Step Solution
- Step 1: Write the proportion equation
71,027.12 : 106,533.38 = 44,651.90 : x - Step 2: Convert to fraction form
71,027.12/106,533.38 = 44,651.90/x - Step 3: Cross multiply
71,027.12x = 106,533.38 × 44,651.90 - Step 4: Simplify right side
71,027.12x = 4,756,917,830.42 - Step 5: Solve for x
x = 4,756,917,830.42/71,027.12 - Step 6: Final answer
x = 66,973.26
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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.