Finding the Fourth Proportional to 242,059.36, 362,973.84 and 84,268.48
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Solution
The fourth proportional to 242,059.36, 362,973.84 and 84,268.48 is: 126,362.62
Step by Step Solution
- Step 1: Write the proportion equation
242,059.36 : 362,973.84 = 84,268.48 : x - Step 2: Convert to fraction form
242,059.36/362,973.84 = 84,268.48/x - Step 3: Cross multiply
242,059.36x = 362,973.84 × 84,268.48 - Step 4: Simplify right side
242,059.36x = 30,587,253,776.56 - Step 5: Solve for x
x = 30,587,253,776.56/242,059.36 - Step 6: Final answer
x = 126,362.62
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.