Finding the Fourth Proportional to 69,059.36, 103,588.58 and 17,767.94
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Solution
The fourth proportional to 69,059.36, 103,588.58 and 17,767.94 is: 26,651.80
Step by Step Solution
- Step 1: Write the proportion equation
69,059.36 : 103,588.58 = 17,767.94 : x - Step 2: Convert to fraction form
69,059.36/103,588.58 = 17,767.94/x - Step 3: Cross multiply
69,059.36x = 103,588.58 × 17,767.94 - Step 4: Simplify right side
69,059.36x = 1,840,556,245.29 - Step 5: Solve for x
x = 1,840,556,245.29/69,059.36 - Step 6: Final answer
x = 26,651.80
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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.