Finding the Fourth Proportional to 224,922.23, 310,392.69 and 122,948.09
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Solution
The fourth proportional to 224,922.23, 310,392.69 and 122,948.09 is: 169,668.38
Step by Step Solution
- Step 1: Write the proportion equation
224,922.23 : 310,392.69 = 122,948.09 : x - Step 2: Convert to fraction form
224,922.23/310,392.69 = 122,948.09/x - Step 3: Cross multiply
224,922.23x = 310,392.69 × 122,948.09 - Step 4: Simplify right side
224,922.23x = 38,162,189,161.44 - Step 5: Solve for x
x = 38,162,189,161.44/224,922.23 - Step 6: Final answer
x = 169,668.38
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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.