Finding the Fourth Proportional to 88,672.11, 122,370.48 and 48,388.08
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Solution
The fourth proportional to 88,672.11, 122,370.48 and 48,388.08 is: 66,777.17
Step by Step Solution
- Step 1: Write the proportion equation
88,672.11 : 122,370.48 = 48,388.08 : x - Step 2: Convert to fraction form
88,672.11/122,370.48 = 48,388.08/x - Step 3: Cross multiply
88,672.11x = 122,370.48 × 48,388.08 - Step 4: Simplify right side
88,672.11x = 5,921,272,575.88 - Step 5: Solve for x
x = 5,921,272,575.88/88,672.11 - Step 6: Final answer
x = 66,777.17
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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.