Finding the Fourth Proportional to 79,609.28, 119,372.72 and 23,442.08
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Solution
The fourth proportional to 79,609.28, 119,372.72 and 23,442.08 is: 35,150.99
Step by Step Solution
- Step 1: Write the proportion equation
79,609.28 : 119,372.72 = 23,442.08 : x - Step 2: Convert to fraction form
79,609.28/119,372.72 = 23,442.08/x - Step 3: Cross multiply
79,609.28x = 119,372.72 × 23,442.08 - Step 4: Simplify right side
79,609.28x = 2,798,344,852.06 - Step 5: Solve for x
x = 2,798,344,852.06/79,609.28 - Step 6: Final answer
x = 35,150.99
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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.