Finding the Fourth Proportional to 67,109.36, 100,590.23 and 27,644.95
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Solution
The fourth proportional to 67,109.36, 100,590.23 and 27,644.95 is: 41,437.02
Step by Step Solution
- Step 1: Write the proportion equation
67,109.36 : 100,590.23 = 27,644.95 : x - Step 2: Convert to fraction form
67,109.36/100,590.23 = 27,644.95/x - Step 3: Cross multiply
67,109.36x = 100,590.23 × 27,644.95 - Step 4: Simplify right side
67,109.36x = 2,780,811,878.84 - Step 5: Solve for x
x = 2,780,811,878.84/67,109.36 - Step 6: Final answer
x = 41,437.02
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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.