Finding the Fourth Proportional to 202,338.52, 279,183.84 and 117,410.02
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Solution
The fourth proportional to 202,338.52, 279,183.84 and 117,410.02 is: 162,000.69
Step by Step Solution
- Step 1: Write the proportion equation
202,338.52 : 279,183.84 = 117,410.02 : x - Step 2: Convert to fraction form
202,338.52/279,183.84 = 117,410.02/x - Step 3: Cross multiply
202,338.52x = 279,183.84 × 117,410.02 - Step 4: Simplify right side
202,338.52x = 32,778,980,238.08 - Step 5: Solve for x
x = 32,778,980,238.08/202,338.52 - Step 6: Final answer
x = 162,000.69
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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.