Finding the Fourth Proportional to 233,961.12, 322,846.56 and 138,450.96
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Solution
The fourth proportional to 233,961.12, 322,846.56 and 138,450.96 is: 191,050.62
Step by Step Solution
- Step 1: Write the proportion equation
233,961.12 : 322,846.56 = 138,450.96 : x - Step 2: Convert to fraction form
233,961.12/322,846.56 = 138,450.96/x - Step 3: Cross multiply
233,961.12x = 322,846.56 × 138,450.96 - Step 4: Simplify right side
233,961.12x = 44,698,416,164.70 - Step 5: Solve for x
x = 44,698,416,164.70/233,961.12 - Step 6: Final answer
x = 191,050.62
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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.