Finding the Fourth Proportional to 192,998.26, 266,438.42 and 149,881.02
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Solution
The fourth proportional to 192,998.26, 266,438.42 and 149,881.02 is: 206,914.10
Step by Step Solution
- Step 1: Write the proportion equation
192,998.26 : 266,438.42 = 149,881.02 : x - Step 2: Convert to fraction form
192,998.26/266,438.42 = 149,881.02/x - Step 3: Cross multiply
192,998.26x = 266,438.42 × 149,881.02 - Step 4: Simplify right side
192,998.26x = 39,934,062,156.79 - Step 5: Solve for x
x = 39,934,062,156.79/192,998.26 - Step 6: Final answer
x = 206,914.10
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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.