Finding the Fourth Proportional to 79,558.14, 119,337.48 and 27,004.80
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Solution
The fourth proportional to 79,558.14, 119,337.48 and 27,004.80 is: 40,507.29
Step by Step Solution
- Step 1: Write the proportion equation
79,558.14 : 119,337.48 = 27,004.80 : x - Step 2: Convert to fraction form
79,558.14/119,337.48 = 27,004.80/x - Step 3: Cross multiply
79,558.14x = 119,337.48 × 27,004.80 - Step 4: Simplify right side
79,558.14x = 3,222,684,779.90 - Step 5: Solve for x
x = 3,222,684,779.90/79,558.14 - Step 6: Final answer
x = 40,507.29
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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.