Finding the Fourth Proportional to 73,306.26, 101,163.06 and 39,772.26
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Solution
The fourth proportional to 73,306.26, 101,163.06 and 39,772.26 is: 54,885.95
Step by Step Solution
- Step 1: Write the proportion equation
73,306.26 : 101,163.06 = 39,772.26 : x - Step 2: Convert to fraction form
73,306.26/101,163.06 = 39,772.26/x - Step 3: Cross multiply
73,306.26x = 101,163.06 × 39,772.26 - Step 4: Simplify right side
73,306.26x = 4,023,483,524.72 - Step 5: Solve for x
x = 4,023,483,524.72/73,306.26 - Step 6: Final answer
x = 54,885.95
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1.5x scale
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.