Finding the Fourth Proportional to 83,115.36, 124,694.64 and 23,955.84
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Solution
The fourth proportional to 83,115.36, 124,694.64 and 23,955.84 is: 35,939.99
Step by Step Solution
- Step 1: Write the proportion equation
83,115.36 : 124,694.64 = 23,955.84 : x - Step 2: Convert to fraction form
83,115.36/124,694.64 = 23,955.84/x - Step 3: Cross multiply
83,115.36x = 124,694.64 × 23,955.84 - Step 4: Simplify right side
83,115.36x = 2,987,164,844.70 - Step 5: Solve for x
x = 2,987,164,844.70/83,115.36 - Step 6: Final answer
x = 35,939.99
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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.