Finding the Fourth Proportional to 104,754.72, 157,141.35 and 29,873.28
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Solution
The fourth proportional to 104,754.72, 157,141.35 and 29,873.28 is: 44,812.56
Step by Step Solution
- Step 1: Write the proportion equation
104,754.72 : 157,141.35 = 29,873.28 : x - Step 2: Convert to fraction form
104,754.72/157,141.35 = 29,873.28/x - Step 3: Cross multiply
104,754.72x = 157,141.35 × 29,873.28 - Step 4: Simplify right side
104,754.72x = 4,694,327,548.13 - Step 5: Solve for x
x = 4,694,327,548.13/104,754.72 - Step 6: Final answer
x = 44,812.56
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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.