Finding the Fourth Proportional to 192,975.24, 266,435.79 and 120,488.49
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Solution
The fourth proportional to 192,975.24, 266,435.79 and 120,488.49 is: 166,355.26
Step by Step Solution
- Step 1: Write the proportion equation
192,975.24 : 266,435.79 = 120,488.49 : x - Step 2: Convert to fraction form
192,975.24/266,435.79 = 120,488.49/x - Step 3: Cross multiply
192,975.24x = 266,435.79 × 120,488.49 - Step 4: Simplify right side
192,975.24x = 32,102,446,019.06 - Step 5: Solve for x
x = 32,102,446,019.06/192,975.24 - Step 6: Final answer
x = 166,355.26
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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.