Finding the Fourth Proportional to 226,762.74, 312,867.66 and 146,236.49
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Solution
The fourth proportional to 226,762.74, 312,867.66 and 146,236.49 is: 201,764.49
Step by Step Solution
- Step 1: Write the proportion equation
226,762.74 : 312,867.66 = 146,236.49 : x - Step 2: Convert to fraction form
226,762.74/312,867.66 = 146,236.49/x - Step 3: Cross multiply
226,762.74x = 312,867.66 × 146,236.49 - Step 4: Simplify right side
226,762.74x = 45,752,668,590.22 - Step 5: Solve for x
x = 45,752,668,590.22/226,762.74 - Step 6: Final answer
x = 201,764.49
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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.