Finding the Fourth Proportional to 73,295.38, 101,147.62 and 39,761.38
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Solution
The fourth proportional to 73,295.38, 101,147.62 and 39,761.38 is: 54,870.70
Step by Step Solution
- Step 1: Write the proportion equation
73,295.38 : 101,147.62 = 39,761.38 : x - Step 2: Convert to fraction form
73,295.38/101,147.62 = 39,761.38/x - Step 3: Cross multiply
73,295.38x = 101,147.62 × 39,761.38 - Step 4: Simplify right side
73,295.38x = 4,021,768,449.18 - Step 5: Solve for x
x = 4,021,768,449.18/73,295.38 - Step 6: Final answer
x = 54,870.70
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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.