Finding the Fourth Proportional to 101,295.75, 151,891.73 and 53,937.75
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Solution
The fourth proportional to 101,295.75, 151,891.73 and 53,937.75 is: 80,878.99
Step by Step Solution
- Step 1: Write the proportion equation
101,295.75 : 151,891.73 = 53,937.75 : x - Step 2: Convert to fraction form
101,295.75/151,891.73 = 53,937.75/x - Step 3: Cross multiply
101,295.75x = 151,891.73 × 53,937.75 - Step 4: Simplify right side
101,295.75x = 8,192,697,890.12 - Step 5: Solve for x
x = 8,192,697,890.12/101,295.75 - Step 6: Final answer
x = 80,878.99
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1.5x scale
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.