Finding the Fourth Proportional to 236,801.36, 326,785.74 and 134,821.54
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Solution
The fourth proportional to 236,801.36, 326,785.74 and 134,821.54 is: 186,053.65
Step by Step Solution
- Step 1: Write the proportion equation
236,801.36 : 326,785.74 = 134,821.54 : x - Step 2: Convert to fraction form
236,801.36/326,785.74 = 134,821.54/x - Step 3: Cross multiply
236,801.36x = 326,785.74 × 134,821.54 - Step 4: Simplify right side
236,801.36x = 44,057,756,716.84 - Step 5: Solve for x
x = 44,057,756,716.84/236,801.36 - Step 6: Final answer
x = 186,053.65
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.