Finding the Fourth Proportional to 130,760.54, 195,953.67 and 74,484.44
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Solution
The fourth proportional to 130,760.54, 195,953.67 and 74,484.44 is: 111,620.06
Step by Step Solution
- Step 1: Write the proportion equation
130,760.54 : 195,953.67 = 74,484.44 : x - Step 2: Convert to fraction form
130,760.54/195,953.67 = 74,484.44/x - Step 3: Cross multiply
130,760.54x = 195,953.67 × 74,484.44 - Step 4: Simplify right side
130,760.54x = 14,595,498,396.13 - Step 5: Solve for x
x = 14,595,498,396.13/130,760.54 - Step 6: Final answer
x = 111,620.06
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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.