Finding the Fourth Proportional to 216,574.74, 298,857.97 and 125,924.28
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Solution
The fourth proportional to 216,574.74, 298,857.97 and 125,924.28 is: 173,766.68
Step by Step Solution
- Step 1: Write the proportion equation
216,574.74 : 298,857.97 = 125,924.28 : x - Step 2: Convert to fraction form
216,574.74/298,857.97 = 125,924.28/x - Step 3: Cross multiply
216,574.74x = 298,857.97 × 125,924.28 - Step 4: Simplify right side
216,574.74x = 37,633,474,365.54 - Step 5: Solve for x
x = 37,633,474,365.54/216,574.74 - Step 6: Final answer
x = 173,766.68
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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.