Finding the Fourth Proportional to 80,291.24, 110,802.70 and 44,481.75
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Solution
The fourth proportional to 80,291.24, 110,802.70 and 44,481.75 is: 61,385.25
Step by Step Solution
- Step 1: Write the proportion equation
80,291.24 : 110,802.70 = 44,481.75 : x - Step 2: Convert to fraction form
80,291.24/110,802.70 = 44,481.75/x - Step 3: Cross multiply
80,291.24x = 110,802.70 × 44,481.75 - Step 4: Simplify right side
80,291.24x = 4,928,698,000.73 - Step 5: Solve for x
x = 4,928,698,000.73/80,291.24 - Step 6: Final answer
x = 61,385.25
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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.