Finding the Fourth Proportional to 80,570.24, 120,851.52 and 24,407.84
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Solution
The fourth proportional to 80,570.24, 120,851.52 and 24,407.84 is: 36,610.60
Step by Step Solution
- Step 1: Write the proportion equation
80,570.24 : 120,851.52 = 24,407.84 : x - Step 2: Convert to fraction form
80,570.24/120,851.52 = 24,407.84/x - Step 3: Cross multiply
80,570.24x = 120,851.52 × 24,407.84 - Step 4: Simplify right side
80,570.24x = 2,949,724,563.92 - Step 5: Solve for x
x = 2,949,724,563.92/80,570.24 - Step 6: Final answer
x = 36,610.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.