Finding the Fourth Proportional to 75,622.36, 113,449.74 and 23,036.08
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Solution
The fourth proportional to 75,622.36, 113,449.74 and 23,036.08 is: 34,559.05
Step by Step Solution
- Step 1: Write the proportion equation
75,622.36 : 113,449.74 = 23,036.08 : x - Step 2: Convert to fraction form
75,622.36/113,449.74 = 23,036.08/x - Step 3: Cross multiply
75,622.36x = 113,449.74 × 23,036.08 - Step 4: Simplify right side
75,622.36x = 2,613,437,286.62 - Step 5: Solve for x
x = 2,613,437,286.62/75,622.36 - Step 6: Final answer
x = 34,559.05
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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.