Finding the Fourth Proportional to 69,659.44, 104,491.80 and 22,916.08
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Solution
The fourth proportional to 69,659.44, 104,491.80 and 22,916.08 is: 34,374.99
Step by Step Solution
- Step 1: Write the proportion equation
69,659.44 : 104,491.80 = 22,916.08 : x - Step 2: Convert to fraction form
69,659.44/104,491.80 = 22,916.08/x - Step 3: Cross multiply
69,659.44x = 104,491.80 × 22,916.08 - Step 4: Simplify right side
69,659.44x = 2,394,542,448.14 - Step 5: Solve for x
x = 2,394,542,448.14/69,659.44 - Step 6: Final answer
x = 34,374.99
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1.5x scale
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.