Finding the Fourth Proportional to 88,832.96, 122,587.36 and 48,546.80
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Solution
The fourth proportional to 88,832.96, 122,587.36 and 48,546.80 is: 66,993.42
Step by Step Solution
- Step 1: Write the proportion equation
88,832.96 : 122,587.36 = 48,546.80 : x - Step 2: Convert to fraction form
88,832.96/122,587.36 = 48,546.80/x - Step 3: Cross multiply
88,832.96x = 122,587.36 × 48,546.80 - Step 4: Simplify right side
88,832.96x = 5,951,224,048.45 - Step 5: Solve for x
x = 5,951,224,048.45/88,832.96 - Step 6: Final answer
x = 66,993.42
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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.