Finding the Fourth Proportional to 88,652.76, 122,340.72 and 48,366.48
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Solution
The fourth proportional to 88,652.76, 122,340.72 and 48,366.48 is: 66,745.69
Step by Step Solution
- Step 1: Write the proportion equation
88,652.76 : 122,340.72 = 48,366.48 : x - Step 2: Convert to fraction form
88,652.76/122,340.72 = 48,366.48/x - Step 3: Cross multiply
88,652.76x = 122,340.72 × 48,366.48 - Step 4: Simplify right side
88,652.76x = 5,917,189,987.07 - Step 5: Solve for x
x = 5,917,189,987.07/88,652.76 - Step 6: Final answer
x = 66,745.69
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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.