Finding the Fourth Proportional to 94,164.57, 129,949.35 and 51,723.99
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Solution
The fourth proportional to 94,164.57, 129,949.35 and 51,723.99 is: 71,380.34
Step by Step Solution
- Step 1: Write the proportion equation
94,164.57 : 129,949.35 = 51,723.99 : x - Step 2: Convert to fraction form
94,164.57/129,949.35 = 51,723.99/x - Step 3: Cross multiply
94,164.57x = 129,949.35 × 51,723.99 - Step 4: Simplify right side
94,164.57x = 6,721,498,879.91 - Step 5: Solve for x
x = 6,721,498,879.91/94,164.57 - Step 6: Final answer
x = 71,380.34
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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.