Finding the Fourth Proportional to 130,764.74, 196,147.12 and 37,268.06
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Solution
The fourth proportional to 130,764.74, 196,147.12 and 37,268.06 is: 55,902.09
Step by Step Solution
- Step 1: Write the proportion equation
130,764.74 : 196,147.12 = 37,268.06 : x - Step 2: Convert to fraction form
130,764.74/196,147.12 = 37,268.06/x - Step 3: Cross multiply
130,764.74x = 196,147.12 × 37,268.06 - Step 4: Simplify right side
130,764.74x = 7,310,023,034.18 - Step 5: Solve for x
x = 7,310,023,034.18/130,764.74 - Step 6: Final answer
x = 55,902.09
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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.