Finding the Fourth Proportional to 104,382.28, 156,579.09 and 29,508.31
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Solution
The fourth proportional to 104,382.28, 156,579.09 and 29,508.31 is: 44,264.07
Step by Step Solution
- Step 1: Write the proportion equation
104,382.28 : 156,579.09 = 29,508.31 : x - Step 2: Convert to fraction form
104,382.28/156,579.09 = 29,508.31/x - Step 3: Cross multiply
104,382.28x = 156,579.09 × 29,508.31 - Step 4: Simplify right side
104,382.28x = 4,620,384,327.24 - Step 5: Solve for x
x = 4,620,384,327.24/104,382.28 - Step 6: Final answer
x = 44,264.07
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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.