Finding the Fourth Proportional to 134,959.10, 202,467.13 and 50,720.00
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Solution
The fourth proportional to 134,959.10, 202,467.13 and 50,720.00 is: 76,090.70
Step by Step Solution
- Step 1: Write the proportion equation
134,959.10 : 202,467.13 = 50,720.00 : x - Step 2: Convert to fraction form
134,959.10/202,467.13 = 50,720.00/x - Step 3: Cross multiply
134,959.10x = 202,467.13 × 50,720.00 - Step 4: Simplify right side
134,959.10x = 10,269,131,694.46 - Step 5: Solve for x
x = 10,269,131,694.46/134,959.10 - Step 6: Final answer
x = 76,090.70
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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.