Finding the Fourth Proportional to 74,885.22, 103,337.37 and 44,704.62
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Solution
The fourth proportional to 74,885.22, 103,337.37 and 44,704.62 is: 61,689.85
Step by Step Solution
- Step 1: Write the proportion equation
74,885.22 : 103,337.37 = 44,704.62 : x - Step 2: Convert to fraction form
74,885.22/103,337.37 = 44,704.62/x - Step 3: Cross multiply
74,885.22x = 103,337.37 × 44,704.62 - Step 4: Simplify right side
74,885.22x = 4,619,657,857.65 - Step 5: Solve for x
x = 4,619,657,857.65/74,885.22 - Step 6: Final answer
x = 61,689.85
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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.