Finding the Fourth Proportional to 155,183.44, 214,063.08 and 97,800.28
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Solution
The fourth proportional to 155,183.44, 214,063.08 and 97,800.28 is: 134,907.62
Step by Step Solution
- Step 1: Write the proportion equation
155,183.44 : 214,063.08 = 97,800.28 : x - Step 2: Convert to fraction form
155,183.44/214,063.08 = 97,800.28/x - Step 3: Cross multiply
155,183.44x = 214,063.08 × 97,800.28 - Step 4: Simplify right side
155,183.44x = 20,935,429,161.66 - Step 5: Solve for x
x = 20,935,429,161.66/155,183.44 - Step 6: Final answer
x = 134,907.62
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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.