Finding the Fourth Proportional to 224,645.21, 310,022.92 and 122,680.14
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Solution
The fourth proportional to 224,645.21, 310,022.92 and 122,680.14 is: 169,305.44
Step by Step Solution
- Step 1: Write the proportion equation
224,645.21 : 310,022.92 = 122,680.14 : x - Step 2: Convert to fraction form
224,645.21/310,022.92 = 122,680.14/x - Step 3: Cross multiply
224,645.21x = 310,022.92 × 122,680.14 - Step 4: Simplify right side
224,645.21x = 38,033,655,228.81 - Step 5: Solve for x
x = 38,033,655,228.81/224,645.21 - Step 6: Final answer
x = 169,305.44
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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.