Finding the Fourth Proportional to 201,144.36, 301,980.22 and 134,880.99
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Solution
The fourth proportional to 201,144.36, 301,980.22 and 134,880.99 is: 202,498.31
Step by Step Solution
- Step 1: Write the proportion equation
201,144.36 : 301,980.22 = 134,880.99 : x - Step 2: Convert to fraction form
201,144.36/301,980.22 = 134,880.99/x - Step 3: Cross multiply
201,144.36x = 301,980.22 × 134,880.99 - Step 4: Simplify right side
201,144.36x = 40,731,391,455.52 - Step 5: Solve for x
x = 40,731,391,455.52/201,144.36 - Step 6: Final answer
x = 202,498.31
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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.