Finding the Fourth Proportional to 73,729.65, 110,594.55 and 18,325.65
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Solution
The fourth proportional to 73,729.65, 110,594.55 and 18,325.65 is: 27,488.49
Step by Step Solution
- Step 1: Write the proportion equation
73,729.65 : 110,594.55 = 18,325.65 : x - Step 2: Convert to fraction form
73,729.65/110,594.55 = 18,325.65/x - Step 3: Cross multiply
73,729.65x = 110,594.55 × 18,325.65 - Step 4: Simplify right side
73,729.65x = 2,026,717,015.21 - Step 5: Solve for x
x = 2,026,717,015.21/73,729.65 - Step 6: Final answer
x = 27,488.49
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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.