Finding the Fourth Proportional to 75,198.19, 103,773.50 and 44,984.78
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Solution
The fourth proportional to 75,198.19, 103,773.50 and 44,984.78 is: 62,079.00
Step by Step Solution
- Step 1: Write the proportion equation
75,198.19 : 103,773.50 = 44,984.78 : x - Step 2: Convert to fraction form
75,198.19/103,773.50 = 44,984.78/x - Step 3: Cross multiply
75,198.19x = 103,773.50 × 44,984.78 - Step 4: Simplify right side
75,198.19x = 4,668,228,439.23 - Step 5: Solve for x
x = 4,668,228,439.23/75,198.19 - Step 6: Final answer
x = 62,079.00
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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.