Finding the Fourth Proportional to 80,425.58, 110,987.97 and 44,617.91
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Solution
The fourth proportional to 80,425.58, 110,987.97 and 44,617.91 is: 61,573.09
Step by Step Solution
- Step 1: Write the proportion equation
80,425.58 : 110,987.97 = 44,617.91 : x - Step 2: Convert to fraction form
80,425.58/110,987.97 = 44,617.91/x - Step 3: Cross multiply
80,425.58x = 110,987.97 × 44,617.91 - Step 4: Simplify right side
80,425.58x = 4,952,051,256.54 - Step 5: Solve for x
x = 4,952,051,256.54/80,425.58 - Step 6: Final answer
x = 61,573.09
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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.