Finding the Fourth Proportional to 88,899.44, 122,676.26 and 48,605.18
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Solution
The fourth proportional to 88,899.44, 122,676.26 and 48,605.18 is: 67,072.43
Step by Step Solution
- Step 1: Write the proportion equation
88,899.44 : 122,676.26 = 48,605.18 : x - Step 2: Convert to fraction form
88,899.44/122,676.26 = 48,605.18/x - Step 3: Cross multiply
88,899.44x = 122,676.26 × 48,605.18 - Step 4: Simplify right side
88,899.44x = 5,962,700,842.62 - Step 5: Solve for x
x = 5,962,700,842.62/88,899.44 - Step 6: Final answer
x = 67,072.43
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1.5x scale
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.