Finding the Fourth Proportional to 80,396.69, 110,950.56 and 44,588.21
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Solution
The fourth proportional to 80,396.69, 110,950.56 and 44,588.21 is: 61,533.46
Step by Step Solution
- Step 1: Write the proportion equation
80,396.69 : 110,950.56 = 44,588.21 : x - Step 2: Convert to fraction form
80,396.69/110,950.56 = 44,588.21/x - Step 3: Cross multiply
80,396.69x = 110,950.56 × 44,588.21 - Step 4: Simplify right side
80,396.69x = 4,947,086,314.14 - Step 5: Solve for x
x = 4,947,086,314.14/80,396.69 - Step 6: Final answer
x = 61,533.46
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.