Finding the Fourth Proportional to 80,339.68, 110,868.76 and 44,535.08
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Solution
The fourth proportional to 80,339.68, 110,868.76 and 44,535.08 is: 61,458.41
Step by Step Solution
- Step 1: Write the proportion equation
80,339.68 : 110,868.76 = 44,535.08 : x - Step 2: Convert to fraction form
80,339.68/110,868.76 = 44,535.08/x - Step 3: Cross multiply
80,339.68x = 110,868.76 × 44,535.08 - Step 4: Simplify right side
80,339.68x = 4,937,549,096.10 - Step 5: Solve for x
x = 4,937,549,096.10/80,339.68 - Step 6: Final answer
x = 61,458.41
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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.