Finding the Fourth Proportional to 201,266.20, 301,553.70 and 106,355.80
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Solution
The fourth proportional to 201,266.20, 301,553.70 and 106,355.80 is: 159,351.07
Step by Step Solution
- Step 1: Write the proportion equation
201,266.20 : 301,553.70 = 106,355.80 : x - Step 2: Convert to fraction form
201,266.20/301,553.70 = 106,355.80/x - Step 3: Cross multiply
201,266.20x = 301,553.70 × 106,355.80 - Step 4: Simplify right side
201,266.20x = 32,071,985,006.46 - Step 5: Solve for x
x = 32,071,985,006.46/201,266.20 - Step 6: Final answer
x = 159,351.07
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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.