Finding the Fourth Proportional to 157,450.18, 236,180.94 and 39,122.14
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Solution
The fourth proportional to 157,450.18, 236,180.94 and 39,122.14 is: 58,684.62
Step by Step Solution
- Step 1: Write the proportion equation
157,450.18 : 236,180.94 = 39,122.14 : x - Step 2: Convert to fraction form
157,450.18/236,180.94 = 39,122.14/x - Step 3: Cross multiply
157,450.18x = 236,180.94 × 39,122.14 - Step 4: Simplify right side
157,450.18x = 9,239,903,800.01 - Step 5: Solve for x
x = 9,239,903,800.01/157,450.18 - Step 6: Final answer
x = 58,684.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.