Finding the Fourth Proportional to 80,108.12, 110,539.50 and 44,293.26
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Solution
The fourth proportional to 80,108.12, 110,539.50 and 44,293.26 is: 61,119.33
Step by Step Solution
- Step 1: Write the proportion equation
80,108.12 : 110,539.50 = 44,293.26 : x - Step 2: Convert to fraction form
80,108.12/110,539.50 = 44,293.26/x - Step 3: Cross multiply
80,108.12x = 110,539.50 × 44,293.26 - Step 4: Simplify right side
80,108.12x = 4,896,154,813.77 - Step 5: Solve for x
x = 4,896,154,813.77/80,108.12 - Step 6: Final answer
x = 61,119.33
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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.