Finding the Fourth Proportional to 239,954.98, 331,131.53 and 132,522.70
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Solution
The fourth proportional to 239,954.98, 331,131.53 and 132,522.70 is: 182,877.82
Step by Step Solution
- Step 1: Write the proportion equation
239,954.98 : 331,131.53 = 132,522.70 : x - Step 2: Convert to fraction form
239,954.98/331,131.53 = 132,522.70/x - Step 3: Cross multiply
239,954.98x = 331,131.53 × 132,522.70 - Step 4: Simplify right side
239,954.98x = 43,882,444,410.73 - Step 5: Solve for x
x = 43,882,444,410.73/239,954.98 - Step 6: Final answer
x = 182,877.82
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1.5x scale
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.