Finding the Fourth Proportional to 79,890.24, 110,246.63 and 44,080.14
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Solution
The fourth proportional to 79,890.24, 110,246.63 and 44,080.14 is: 60,829.54
Step by Step Solution
- Step 1: Write the proportion equation
79,890.24 : 110,246.63 = 44,080.14 : x - Step 2: Convert to fraction form
79,890.24/110,246.63 = 44,080.14/x - Step 3: Cross multiply
79,890.24x = 110,246.63 × 44,080.14 - Step 4: Simplify right side
79,890.24x = 4,859,686,664.53 - Step 5: Solve for x
x = 4,859,686,664.53/79,890.24 - Step 6: Final answer
x = 60,829.54
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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.