Finding the Fourth Proportional to 86,837.73, 130,238.36 and 24,493.65
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Solution
The fourth proportional to 86,837.73, 130,238.36 and 24,493.65 is: 36,735.33
Step by Step Solution
- Step 1: Write the proportion equation
86,837.73 : 130,238.36 = 24,493.65 : x - Step 2: Convert to fraction form
86,837.73/130,238.36 = 24,493.65/x - Step 3: Cross multiply
86,837.73x = 130,238.36 × 24,493.65 - Step 4: Simplify right side
86,837.73x = 3,190,012,155.22 - Step 5: Solve for x
x = 3,190,012,155.22/86,837.73 - Step 6: Final answer
x = 36,735.33
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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.