Finding the Fourth Proportional to 80,291.55, 110,803.23 and 44,482.14
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Solution
The fourth proportional to 80,291.55, 110,803.23 and 44,482.14 is: 61,385.85
Step by Step Solution
- Step 1: Write the proportion equation
80,291.55 : 110,803.23 = 44,482.14 : x - Step 2: Convert to fraction form
80,291.55/110,803.23 = 44,482.14/x - Step 3: Cross multiply
80,291.55x = 110,803.23 × 44,482.14 - Step 4: Simplify right side
80,291.55x = 4,928,764,789.31 - Step 5: Solve for x
x = 4,928,764,789.31/80,291.55 - Step 6: Final answer
x = 61,385.85
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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.