Finding the Fourth Proportional to 189,065.99, 260,923.71 and 104,183.06
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Solution
The fourth proportional to 189,065.99, 260,923.71 and 104,183.06 is: 143,779.59
Step by Step Solution
- Step 1: Write the proportion equation
189,065.99 : 260,923.71 = 104,183.06 : x - Step 2: Convert to fraction form
189,065.99/260,923.71 = 104,183.06/x - Step 3: Cross multiply
189,065.99x = 260,923.71 × 104,183.06 - Step 4: Simplify right side
189,065.99x = 27,183,829,229.73 - Step 5: Solve for x
x = 27,183,829,229.73/189,065.99 - Step 6: Final answer
x = 143,779.59
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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.