Finding the Fourth Proportional to 84,832.40, 119,027.80 and 84,832.40
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Solution
The fourth proportional to 84,832.40, 119,027.80 and 84,832.40 is: 119,027.80
Step by Step Solution
- Step 1: Write the proportion equation
84,832.40 : 119,027.80 = 84,832.40 : x - Step 2: Convert to fraction form
84,832.40/119,027.80 = 84,832.40/x - Step 3: Cross multiply
84,832.40x = 119,027.80 × 84,832.40 - Step 4: Simplify right side
84,832.40x = 10,097,413,940.72 - Step 5: Solve for x
x = 10,097,413,940.72/84,832.40 - Step 6: Final answer
x = 119,027.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.