Finding the Fourth Proportional to 88,621.24, 122,296.84 and 48,334.28
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Solution
The fourth proportional to 88,621.24, 122,296.84 and 48,334.28 is: 66,701.05
Step by Step Solution
- Step 1: Write the proportion equation
88,621.24 : 122,296.84 = 48,334.28 : x - Step 2: Convert to fraction form
88,621.24/122,296.84 = 48,334.28/x - Step 3: Cross multiply
88,621.24x = 122,296.84 × 48,334.28 - Step 4: Simplify right side
88,621.24x = 5,911,129,707.68 - Step 5: Solve for x
x = 5,911,129,707.68/88,621.24 - Step 6: Final answer
x = 66,701.05
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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.