Finding the Fourth Proportional to 80,174.21, 110,625.48 and 51,498.99
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Solution
The fourth proportional to 80,174.21, 110,625.48 and 51,498.99 is: 71,059.02
Step by Step Solution
- Step 1: Write the proportion equation
80,174.21 : 110,625.48 = 51,498.99 : x - Step 2: Convert to fraction form
80,174.21/110,625.48 = 51,498.99/x - Step 3: Cross multiply
80,174.21x = 110,625.48 × 51,498.99 - Step 4: Simplify right side
80,174.21x = 5,697,100,488.27 - Step 5: Solve for x
x = 5,697,100,488.27/80,174.21 - Step 6: Final answer
x = 71,059.02
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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.