Finding the Fourth Proportional to 88,826.22, 122,581.79 and 48,541.68
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Solution
The fourth proportional to 88,826.22, 122,581.79 and 48,541.68 is: 66,988.40
Step by Step Solution
- Step 1: Write the proportion equation
88,826.22 : 122,581.79 = 48,541.68 : x - Step 2: Convert to fraction form
88,826.22/122,581.79 = 48,541.68/x - Step 3: Cross multiply
88,826.22x = 122,581.79 × 48,541.68 - Step 4: Simplify right side
88,826.22x = 5,950,326,024.01 - Step 5: Solve for x
x = 5,950,326,024.01/88,826.22 - Step 6: Final answer
x = 66,988.40
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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.