Finding the Fourth Proportional to 189,047.00, 260,883.23 and 104,163.45
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Solution
The fourth proportional to 189,047.00, 260,883.23 and 104,163.45 is: 143,744.66
Step by Step Solution
- Step 1: Write the proportion equation
189,047.00 : 260,883.23 = 104,163.45 : x - Step 2: Convert to fraction form
189,047.00/260,883.23 = 104,163.45/x - Step 3: Cross multiply
189,047.00x = 260,883.23 × 104,163.45 - Step 4: Simplify right side
189,047.00x = 27,174,496,763.13 - Step 5: Solve for x
x = 27,174,496,763.13/189,047.00 - Step 6: Final answer
x = 143,744.66
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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.