Finding the Fourth Proportional to 66,776.00, 100,163.99 and 26,813.23
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Solution
The fourth proportional to 66,776.00, 100,163.99 and 26,813.23 is: 40,219.84
Step by Step Solution
- Step 1: Write the proportion equation
66,776.00 : 100,163.99 = 26,813.23 : x - Step 2: Convert to fraction form
66,776.00/100,163.99 = 26,813.23/x - Step 3: Cross multiply
66,776.00x = 100,163.99 × 26,813.23 - Step 4: Simplify right side
66,776.00x = 2,685,719,918.21 - Step 5: Solve for x
x = 2,685,719,918.21/66,776.00 - Step 6: Final answer
x = 40,219.84
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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.