Home / 50,765.12-76,143.84-15,704.96

Finding the Fourth Proportional to 50,765.12, 76,143.84 and 15,704.96

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Solution

The fourth proportional to 50,765.12, 76,143.84 and 15,704.96 is: 23,556.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,765.12 : 76,143.84 = 15,704.96 : x
  2. Step 2: Convert to fraction form
    50,765.12/76,143.84 = 15,704.96/x
  3. Step 3: Cross multiply
    50,765.12x = 76,143.84 × 15,704.96
  4. Step 4: Simplify right side
    50,765.12x = 1,195,835,961.45
  5. Step 5: Solve for x
    x = 1,195,835,961.45/50,765.12
  6. Step 6: Final answer
    x = 23,556.25

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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.