Finding the Fourth Proportional to 236,160.97, 354,260.49 and 74,043.92
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Solution
The fourth proportional to 236,160.97, 354,260.49 and 74,043.92 is: 111,071.85
Step by Step Solution
- Step 1: Write the proportion equation
236,160.97 : 354,260.49 = 74,043.92 : x - Step 2: Convert to fraction form
236,160.97/354,260.49 = 74,043.92/x - Step 3: Cross multiply
236,160.97x = 354,260.49 × 74,043.92 - Step 4: Simplify right side
236,160.97x = 26,230,835,988.71 - Step 5: Solve for x
x = 26,230,835,988.71/236,160.97 - Step 6: Final answer
x = 111,071.85
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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.