Finding the Fourth Proportional to 189,124.24, 260,992.66 and 104,241.31
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Solution
The fourth proportional to 189,124.24, 260,992.66 and 104,241.31 is: 143,853.67
Step by Step Solution
- Step 1: Write the proportion equation
189,124.24 : 260,992.66 = 104,241.31 : x - Step 2: Convert to fraction form
189,124.24/260,992.66 = 104,241.31/x - Step 3: Cross multiply
189,124.24x = 260,992.66 × 104,241.31 - Step 4: Simplify right side
189,124.24x = 27,206,216,778.78 - Step 5: Solve for x
x = 27,206,216,778.78/189,124.24 - Step 6: Final answer
x = 143,853.67
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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.