Finding the Fourth Proportional to 192,562.36, 265,715.70 and 106,507.66
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Solution
The fourth proportional to 192,562.36, 265,715.70 and 106,507.66 is: 146,969.31
Step by Step Solution
- Step 1: Write the proportion equation
192,562.36 : 265,715.70 = 106,507.66 : x - Step 2: Convert to fraction form
192,562.36/265,715.70 = 106,507.66/x - Step 3: Cross multiply
192,562.36x = 265,715.70 × 106,507.66 - Step 4: Simplify right side
192,562.36x = 28,300,757,432.26 - Step 5: Solve for x
x = 28,300,757,432.26/192,562.36 - Step 6: Final answer
x = 146,969.31
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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.