Finding the Fourth Proportional to 61,883.52, 85,421.36 and 36,733
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Solution
The fourth proportional to 61,883.52, 85,421.36 and 36,733 is: 50,704.66
Step by Step Solution
- Step 1: Write the proportion equation
61,883.52 : 85,421.36 = 36,733 : x - Step 2: Convert to fraction form
61,883.52/85,421.36 = 36,733/x - Step 3: Cross multiply
61,883.52x = 85,421.36 × 36,733 - Step 4: Simplify right side
61,883.52x = 3,137,782,816.88 - Step 5: Solve for x
x = 3,137,782,816.88/61,883.52 - Step 6: Final answer
x = 50,704.66
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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.