Finding the Fourth Proportional to 88,702.26, 133,074.58 and 29,538.44
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Solution
The fourth proportional to 88,702.26, 133,074.58 and 29,538.44 is: 44,314.72
Step by Step Solution
- Step 1: Write the proportion equation
88,702.26 : 133,074.58 = 29,538.44 : x - Step 2: Convert to fraction form
88,702.26/133,074.58 = 29,538.44/x - Step 3: Cross multiply
88,702.26x = 133,074.58 × 29,538.44 - Step 4: Simplify right side
88,702.26x = 3,930,815,496.86 - Step 5: Solve for x
x = 3,930,815,496.86/88,702.26 - Step 6: Final answer
x = 44,314.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.