Finding the Fourth Proportional to 87,079.97, 130,621.58 and 24,752.09
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Solution
The fourth proportional to 87,079.97, 130,621.58 and 24,752.09 is: 37,128.60
Step by Step Solution
- Step 1: Write the proportion equation
87,079.97 : 130,621.58 = 24,752.09 : x - Step 2: Convert to fraction form
87,079.97/130,621.58 = 24,752.09/x - Step 3: Cross multiply
87,079.97x = 130,621.58 × 24,752.09 - Step 4: Simplify right side
87,079.97x = 3,233,157,104.10 - Step 5: Solve for x
x = 3,233,157,104.10/87,079.97 - Step 6: Final answer
x = 37,128.60
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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.